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65dBnoise<p>There are some new marks visible on the regolith ripple, that were previously hidden behind the crest. This will definitely change the way the <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a> landing events have been interpreted by the <a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> team.</p><p>Zoomed-in, processed MCZ_RIGHT, FL: 110mm<br>looking E and down from RMC 51.2578<br>Sol 1110, LMST: 12:02:00</p><p>Original: <a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01110/ids/edr/browse/zcam/ZR0_1110_0765478407_069EBY_N0512578ZCAM09133_1100LMJ01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01110/ids/edr/browse/zcam/ZR0_1110_0765478407_069EBY_N0512578ZCAM09133_1100LMJ01.png</span></a><br>Credit: <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>/JPL-Caltech/ASU/65dBnoise</p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
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#flight72
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65dBnoise<p><a href="https://mastodon.social/tags/Perseverance" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Perseverance</span></a> has another chance to get a glimpse of <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> at its sandy retirement resort in the following sols, and it may be the best of all, closer and from a different perspective than previously. Images taken with the SUPERCAM telescope may now capture landing marks from <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a>, for which there is very little information available (the flight log still has no distance data for either <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a> or <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>) .</p><p>What's encouraging is that there<br>1/</p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>space</span></a></p>
65dBnoise<p>NASA SpaceFlight <a href="https://mastodon.social/tags/NSF" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NSF</span></a> had a very interesting live interview with Travis Brown, PhD, <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a>'s current Chief Engineer. Travis said that in spite of an original though/assumption that Ingenuity's rotors had hit the ground during landing of <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>, they now tend to believe that it was rather a very hard landing that damaged the rotors, since there is no evidence anywhere on the regolith of a blade hit.</p><p>Earlier fact list here:<br><a href="https://mastodon.social/@65dBnoise/112032961625951266" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@65dBnoise/112</span><span class="invisible">032961625951266</span></a></p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/MarsHelicopterCrash" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopterCrash</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a></p>
65dBnoise<p><span class="h-card" translate="no"><a href="https://fosstodon.org/@stim3on" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>stim3on</span></a></span> <br>Interesting. It appears that the remaining half of the blade does cast a peculiar shadow, not as I would have expected it, but nonetheless something that could be an edge-on sun delamination.</p><p>Undistorted HELI_NAV animation<br>Image captured from RMC 72.0001/232<br>Sol 1069, LMST: 10:18:46</p><p>Original: <a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01069/ids/edr/browse/heli/HNM_1069_0761832297_421ECM_N0720001HELI00232_0000LUJ01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01069/ids/edr/browse/heli/HNM_1069_0761832297_421ECM_N0720001HELI00232_0000LUJ01.png</span></a><br>Credit: <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>/JPL-Caltech/65dBnoise</p><p><a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a> <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> <a href="https://mastodon.social/tags/MarsHelicopterCrash" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopterCrash</span></a> <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a> <a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p>There are still questions about <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a>, the one that preceded fateful <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>, which too showed deep scuffs in the regolith (image). Could it be that the rotors showed signs of fatigue during <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a> but those signs went unnoticed, or were attributed to other causes?</p><p>This issue has not been addressed by <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>, AFAIK. Here are some links discussing it:</p><p>• <a href="https://mastodon.social/@65dBnoise/111852900551735336" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@65dBnoise/111</span><span class="invisible">852900551735336</span></a><br>• <a href="https://mastodon.social/@65dBnoise/111743044636502500" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@65dBnoise/111</span><span class="invisible">743044636502500</span></a><br>• <a href="https://mastodon.social/@65dBnoise/111812387447937319" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@65dBnoise/111</span><span class="invisible">812387447937319</span></a><br>• <a href="https://mastodon.social/@65dBnoise/111750833533763835" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@65dBnoise/111</span><span class="invisible">750833533763835</span></a><br>• <a href="https://mastodon.social/@65dBnoise/111788436672301562" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@65dBnoise/111</span><span class="invisible">788436672301562</span></a></p>
65dBnoise<p>Another view of <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> from 450m afar, at its final landing after <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>. Its size in this 110mm MCZ image is a mere 30px, but it seems as if there are two gouges in the regolith, to the left of the heli, caused by its blades hitting the ground during landing.</p><p>Processed MCZ_LEFT, FL: 110mm<br>looking NW (320°) from RMC 50.0820<br>Sol 1052, LMST: 13:05:00</p><p>Original: <a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01052/ids/edr/browse/zcam/ZL0_1052_0760333360_053EBY_N0500820ZCAM05175_1100LMJ01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01052/ids/edr/browse/zcam/ZL0_1052_0760333360_053EBY_N0500820ZCAM05175_1100LMJ01.png</span></a><br>Credit: <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>/JPL-Caltech/ASU/65dBnoise</p><p><a href="https://mastodon.social/tags/Perseverance" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Perseverance</span></a> <a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> <a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p>Another sol, another drive for <a href="https://mastodon.social/tags/Perseverance" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Perseverance</span></a>. The rover is approaching the northern edge of the rocky Margin Unit, getting closer to where <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> is located after its eventful <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>, but it still has no line-of-sight to the <a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a>. It may be in a better position for a first look in a sol or two, as seen in the visibility plot below.</p><p>The path shown is a guess.</p><p>The maps were made with <a href="https://mastodon.social/tags/QGIS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>QGIS</span></a> using data from <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>'s <a href="https://mastodon.social/tags/MMGIS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MMGIS</span></a>, <a href="https://mastodon.social/tags/USGS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>USGS</span></a> and <a href="https://mastodon.social/tags/HiRISE" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HiRISE</span></a> </p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/SPace" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SPace</span></a></p>
65dBnoise<p>Here is a fresh animation of images captured by <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> from 06:06 to 09:17 AM tosol, Sol 1043, showing clearly that at least two of the 4 rotor blades were damaged during <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>. </p><p>14 processed HELI_NAV images<br>captured from RMC 72.0001/54<br>Sol 1043, LMST: 06:06 to 09:17</p><p>oriented with north up and animated at 4fps</p><p>Original (one of 14): <a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01043/ids/edr/browse/heli/HNM_1043_0759508619_853ECM_N0720001HELI00054_0000LUJ01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01043/ids/edr/browse/heli/HNM_1043_0759508619_853ECM_N0720001HELI00054_0000LUJ01.png</span></a><br>Credit: <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>/JPL-Caltech/65dBnoise</p><p><a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> <a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p>Dissecting <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a>'s accident.</p><p>This animation shows one of the rotor blades before and after the <a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a>'s 72nd landing. The fact that the image with the broken blade had to shrink and change perspective so much to match the other one is an indication of the RTE camera being much closer to the ground after landing 72.</p><p>Superimposed, transformed RTE images from <a href="https://mastodon.social/tags/Flight69" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight69</span></a> and <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>. </p><p>Originals:<br><a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01008/ids/edr/browse/heli/HSF_1008_0756416571_585ECM_N0690001HELI00000_000085J01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01008/ids/edr/browse/heli/HSF_1008_0756416571_585ECM_N0690001HELI00000_000085J01.png</span></a><br><a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01040/ids/edr/browse/heli/HSF_1040_0759257443_233ECM_N0720001HELI00000_000085J01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01040/ids/edr/browse/heli/HSF_1040_0759257443_233ECM_N0720001HELI00000_000085J01.png</span></a></p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p>The end of <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a>'s mission on Mars.</p><p>As I have been posting lately, images and events around <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a> and <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a> indicated that something had gone wrong with the <a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> (see next post for references)</p><p><a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>'s new status update confirms that <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a> was the last one for the mighty little helicopter.</p><p><a href="https://www.jpl.nasa.gov/news/after-three-years-on-mars-nasas-ingenuity-helicopter-mission-ends" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">jpl.nasa.gov/news/after-three-</span><span class="invisible">years-on-mars-nasas-ingenuity-helicopter-mission-ends</span></a></p><p>Undistorted image from the status update<br>Sol 1036, RMC 72.0001<br>Credit: NASA/JPL-Caltech</p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p>the two consecutive failures, i.e. <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a>'s emergency landing and <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>'s early termination of comms.<br>• JPL's post on X, that the team was considering moving the rover closer for a "visual inspection" of the heli, sounded more like a postmortem action than like something they would do to bring it back to service, e.g. improve radio signal.<br>• "Power positive" is assumed to mean that <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> has not "browned out" at night, but has kept its clock running. But</p><p>2/</p>
65dBnoise<p>as if something dragged or hit the ground during <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a> (<a href="https://mastodon.social/@65dBnoise/111750833533763835" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@65dBnoise/111</span><span class="invisible">750833533763835</span></a>)</p><p>The fact that there is just one image from <a href="https://mastodon.social/tags/Flight71" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight71</span></a> attests to the fact that communication with the rover was already bad before the flight, and probably remained bad after popup <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a> which landed at about the same location.</p><p>3/3</p><p><a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> <a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p>unable to communicate.</p><p>The animation below shows an approximation of radio coverage from ground level, 8m and 12m altitude. Even at the highest point in its <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>, the <a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> was obstructed and had no LOS with <a href="https://mastodon.social/tags/Perseverance" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Perseverance</span></a>. </p><p>The location of the helicopter is guessed.</p><p>However, there is one more factor that may be worrying about the physical condition of the heli, and that is the visible groove on the regolith beneath its body, that looks</p><p>2/</p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p><a href="https://mastodon.social/tags/Perseverance" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Perseverance</span></a> lost communications with <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> during the <a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a>'s descent for landing after its pop-up <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a>, a few sols ago.</p><p>The helicopter was already out of sight and at a distance of ~1km, as seen in the map below. There is an obstructing mound about midway that rises 13m above the line-of-sight, which might be the reason for the loss of signal. Despite that, assuming Ingenuity's landing software worked as usual, the helicopter may be in good health, but</p><p>1/</p><p><a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a></p>
65dBnoise<p>While waiting for <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a> scheduled for tosol (it's now 5:45 AM of Sol 1036, in Jezero), here is a quick rendering of the last RTE image captured by <a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> right before it landed flight 70.</p><p>The map shows the locations where the 6 RTE images of <a href="https://mastodon.social/tags/Flight70" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight70</span></a> were captured from.</p><p>Processed, undistorted HELI_RTE<br>Image captured from RMC 70.0001/5<br>Sol 1009, LMST: 10:15:17</p><p>Original: <a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01009/ids/edr/browse/heli/HSF_1009_0756505613_194ECM_N0700001HELI00005_000085J02.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01009/ids/edr/browse/heli/HSF_1009_0756505613_194ECM_N0700001HELI00005_000085J02.png</span></a><br>Credit: <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>/JPL-Caltech/65dBnoise</p><p><a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> <a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
65dBnoise<p><a href="https://mastodon.social/tags/Ingenuity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ingenuity</span></a> is ready for a pop-up <a href="https://mastodon.social/tags/Flight72" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flight72</span></a> up to 12m, on Sol 1036, so that the team (and we) can see where it ended up after its emergency landing. We'll also see those deep marks it made in the regolith and have something more solid to speculate upon.</p><p>Goal of flight: Localization.</p><p><a href="https://mars.nasa.gov/technology/helicopter/status/507/flight-72-preview-by-the-numbers/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/technology/helic</span><span class="invisible">opter/status/507/flight-72-preview-by-the-numbers/</span></a></p><p><a href="https://mastodon.social/tags/MarsHelicopter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MarsHelicopter</span></a> <a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>
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