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biography vcard"><tbody><tr><th colspan="2" class="infobox-above" style="font-size:125%;"><div class="fn">Michael Ryschkewitsch</div></th></tr><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:Michael_Ryschkewitsch_(NHQ201901010030)_(cropped).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Michael_Ryschkewitsch_%28NHQ201901010030%29_%28cropped%29.jpg/150px-Michael_Ryschkewitsch_%28NHQ201901010030%29_%28cropped%29.jpg" decoding="async" width="150" height="207" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Michael_Ryschkewitsch_%28NHQ201901010030%29_%28cropped%29.jpg/225px-Michael_Ryschkewitsch_%28NHQ201901010030%29_%28cropped%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Michael_Ryschkewitsch_%28NHQ201901010030%29_%28cropped%29.jpg/300px-Michael_Ryschkewitsch_%28NHQ201901010030%29_%28cropped%29.jpg 2x" data-file-width="2144" data-file-height="2958" /></a></span></td></tr><tr><th scope="row" class="infobox-label">Born</th><td class="infobox-data">1951</td></tr><tr><th scope="row" class="infobox-label">Alma mater</th><td class="infobox-data"><a href="/wiki/University_of_Florida" title="University of Florida">University of Florida</a><br /><a href="/wiki/Duke_University" title="Duke University">Duke University</a></td></tr><tr><th scope="row" class="infobox-label">Known for</th><td class="infobox-data">Being the Chief Engineer for the <a href="/wiki/National_Aeronautics_and_Space_Administration" class="mw-redirect" title="National Aeronautics and Space Administration">National Aeronautics and Space Administration</a></td></tr><tr><th scope="row" class="infobox-label">Awards</th><td class="infobox-data"><a href="/wiki/NASA_Exceptional_Service_Medal" title="NASA Exceptional Service Medal">NASA Exceptional Service Medal</a><br />NASA Medal for Outstanding Leadership<br />Robert Baumann Award<br />NASA Engineering and Safety Center Leadership Award</td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><b>Scientific career</b></td></tr><tr><th scope="row" class="infobox-label">Fields</th><td class="infobox-data category">Engineer</td></tr><tr><th scope="row" class="infobox-label">Institutions</th><td class="infobox-data"><a href="/wiki/NASA" title="NASA">NASA</a><br /><a href="/wiki/Applied_Physics_Laboratory" title="Applied Physics Laboratory">Applied Physics Laboratory</a></td></tr><tr style="display:none"><td colspan="2"> </td></tr></tbody></table> <p><b>Michael Ryschkewitsch</b> (<span class="rt-commentedText nowrap"><span class="IPA nopopups noexcerpt" lang="en-fonipa"><a href="/wiki/Help:IPA/English" title="Help:IPA/English">/<span style="border-bottom:1px dotted"><span title="'r' in 'rye'">r</span><span title="/ɪ/: 'i' in 'kit'">ɪ</span><span title="'s' in 'sigh'">s</span><span title="/ˈ/: primary stress follows">ˈ</span><span title="'k' in 'kind'">k</span><span title="/eɪ/: 'a' in 'face'">eɪ</span><span title="'v' in 'vie'">v</span><span title="/ɪ/: 'i' in 'kit'">ɪ</span><span title="/tʃ/: 'ch' in 'China'">tʃ</span></span>/</a></span></span> <a href="/wiki/Help:Pronunciation_respelling_key" title="Help:Pronunciation respelling key"><i title="English pronunciation respelling">riss-<span style="font-size:90%">KAY</span>-vitch</i></a>;<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> born 1951) is the former Space Exploration Sector Head at the <a href="/wiki/Applied_Physics_Laboratory" title="Applied Physics Laboratory">Applied Physics Laboratory</a> (APL).<sup id="cite_ref-APLlead_2-0" class="reference"><a href="#cite_note-APLlead-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-APLpress_3-0" class="reference"><a href="#cite_note-APLpress-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> He formerly served as the Chief Engineer of the <a href="/wiki/United_States" title="United States">United States</a> <a href="/wiki/National_Aeronautics_and_Space_Administration" class="mw-redirect" title="National Aeronautics and Space Administration">National Aeronautics and Space Administration</a>.<sup id="cite_ref-APLpress_3-1" class="reference"><a href="#cite_note-APLpress-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-nasapr07_5-0" class="reference"><a href="#cite_note-nasapr07-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-MPC-object_6-0" class="reference"><a href="#cite_note-MPC-object-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Education_and_career">Education and career</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Michael_Ryschkewitsch&action=edit&section=1" title="Edit section: Education and career"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Michael Ryschkewitsch earned a B.S. in physics from the <a href="/wiki/University_of_Florida,_Gainesville" class="mw-redirect" title="University of Florida, Gainesville">University of Florida, Gainesville</a>, and a Ph.D. in physics from <a href="/wiki/Duke_University" title="Duke University">Duke University</a>.<sup id="cite_ref-APLpress_3-2" class="reference"><a href="#cite_note-APLpress-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-nasapr07_5-1" class="reference"><a href="#cite_note-nasapr07-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> He joined the NASA <a href="/wiki/Goddard_Space_Flight_Center" title="Goddard Space Flight Center">Goddard Space Flight Center</a> in 1982 to work as a <a href="/wiki/Cryogenics" title="Cryogenics">cryogenics</a> engineer on the <a href="/wiki/Cosmic_Background_Explorer" title="Cosmic Background Explorer">Cosmic Background Explorer</a> (COBE) mission.<sup id="cite_ref-APLpress_3-3" class="reference"><a href="#cite_note-APLpress-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-nasapr07_5-2" class="reference"><a href="#cite_note-nasapr07-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> He worked on a number of other projects, including the first servicing mission for the <a href="/wiki/Hubble_Space_Telescope" title="Hubble Space Telescope">Hubble Space Telescope</a>.<sup id="cite_ref-APLpress_3-4" class="reference"><a href="#cite_note-APLpress-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-nasapr07_5-3" class="reference"><a href="#cite_note-nasapr07-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> He later served as the chairperson of the <a href="/wiki/Genesis_(spacecraft)" title="Genesis (spacecraft)">Genesis spacecraft</a> mishap investigation board, and discovered a test that <a href="/wiki/Lockheed_Martin" title="Lockheed Martin">Lockheed Martin</a> had skipped that would have prevented the mishap.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p><p>Ryschkewitsch was eventually promoted to Deputy Director of Goddard Space Flight Center in 2005, and then to Chief Engineer of NASA in 2007.<sup id="cite_ref-nasapr07_5-4" class="reference"><a href="#cite_note-nasapr07-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> He was the third person in a row to go from Deputy Director of a NASA field center to Chief Engineer at NASA Headquarters, after <a href="/wiki/Rex_Geveden" title="Rex Geveden">Rex Geveden</a> and <a href="/wiki/Christopher_Scolese" title="Christopher Scolese">Christopher Scolese</a>; the first two were also then promoted to Associate Administrator of NASA.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Awards_and_honors">Awards and honors</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Michael_Ryschkewitsch&action=edit&section=2" title="Edit section: Awards and honors"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Ryschkewitsch has been awarded the NASA Exceptional Service Medal, the NASA Medal for Outstanding Leadership, the Robert Baumann Award for contributions to mission success, and the NASA Engineering and Safety Center Leadership Award.<sup id="cite_ref-nasapr07_5-5" class="reference"><a href="#cite_note-nasapr07-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> Asteroid <a href="/wiki/182044_Ryschkewitsch" class="mw-redirect" title="182044 Ryschkewitsch">182044 Ryschkewitsch</a> was named in his honor.<sup id="cite_ref-MPC-object_6-1" class="reference"><a href="#cite_note-MPC-object-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> The official <a href="/wiki/Meanings_of_minor_planet_names:_182001%E2%80%93183000#044" title="Meanings of minor planet names: 182001–183000">naming citation</a> was published by the <a href="/wiki/Minor_Planet_Center" title="Minor Planet Center">Minor Planet Center</a> on 25 September 2018 (<span style="font-size:85%;"><a href="/wiki/Minor_Planet_Circulars" class="mw-redirect" title="Minor Planet Circulars">M.P.C.</a> 111802</span>).<sup id="cite_ref-MPC-Circulars-Archive_11-0" class="reference"><a href="#cite_note-MPC-Circulars-Archive-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Michael_Ryschkewitsch&action=edit&section=3" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist reflist-columns references-column-width" style="column-width: 30em;"> <ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.youtube.com/watch?v=pJYZ-ZrQInE">"Organizational Silence Panel Discussion"</a>. <i><a href="/wiki/YouTube" title="YouTube">YouTube</a></i>. <a rel="nofollow" class="external text" href="https://ghostarchive.org/varchive/youtube/20211221/pJYZ-ZrQInE">Archived</a> from the original on 2021-12-21<span class="reference-accessdate">. Retrieved <span class="nowrap">3 June</span> 2020</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=YouTube&rft.atitle=Organizational+Silence+Panel+Discussion&rft_id=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DpJYZ-ZrQInE&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMichael+Ryschkewitsch" class="Z3988"></span></span> </li> <li id="cite_note-APLlead-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-APLlead_2-0">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.jhuapl.edu/About/Leadership">Applied Physics Laboratory Leadership</a></span> </li> <li id="cite_note-APLpress-3"><span class="mw-cite-backlink">^ <a href="#cite_ref-APLpress_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-APLpress_3-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-APLpress_3-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-APLpress_3-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-APLpress_3-4"><sup><i><b>e</b></i></sup></a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.jhuapl.edu/PressRelease/131209">APL - NASA Chief Engineer Michael Ryschkewitsch to Lead Space Programs at the Johns Hopkins Applied Physics Laboratory</a></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.jhuapl.edu/PressRelease/220120-apl-names-bobby-braun-as-space-exploration-sector-head/">"Johns Hopkins APL Names Dr. Robert D. Braun as Space Exploration Sector Head"</a>. <i>JHUAPL</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2022-05-09</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=JHUAPL&rft.atitle=Johns+Hopkins+APL+Names+Dr.+Robert+D.+Braun+as+Space+Exploration+Sector+Head&rft_id=https%3A%2F%2Fwww.jhuapl.edu%2FPressRelease%2F220120-apl-names-bobby-braun-as-space-exploration-sector-head%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMichael+Ryschkewitsch" class="Z3988"></span></span> </li> <li id="cite_note-nasapr07-5"><span class="mw-cite-backlink">^ <a href="#cite_ref-nasapr07_5-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-nasapr07_5-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-nasapr07_5-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-nasapr07_5-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-nasapr07_5-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-nasapr07_5-5"><sup><i><b>f</b></i></sup></a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.nasa.gov/home/hqnews/2007/jul/HQ_07156_New_Chief_Engineer.html">NASA – NASA Administrator Names Ryschkewitsch as New Chief Engineer</a></span> </li> <li id="cite_note-MPC-object-6"><span class="mw-cite-backlink">^ <a href="#cite_ref-MPC-object_6-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-MPC-object_6-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.minorplanetcenter.net/db_search/show_object?object_id=182044">"182044 Ryschkewitsch (2000 CV109)"</a>. <i>Minor Planet Center</i><span class="reference-accessdate">. Retrieved <span class="nowrap">17 October</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Minor+Planet+Center&rft.atitle=182044+Ryschkewitsch+%282000+CV109%29&rft_id=https%3A%2F%2Fwww.minorplanetcenter.net%2Fdb_search%2Fshow_object%3Fobject_id%3D182044&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMichael+Ryschkewitsch" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.nasa.gov/home/hqnews/2004/sep/HQ_04295_genesis_mishap_board.html">NASA – NASA Appoints Genesis Mishap Investigation Board Leader</a></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAssociated_Press2006" class="citation web cs1"><a href="/wiki/Associated_Press" title="Associated Press">Associated Press</a> (7 January 2006). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20060110200423/http://www.space.com/missionlaunches/ap_060107_genesis_update.html">"Official: Genesis Pre-Launch Test Skipped"</a>. <a href="/wiki/Space.com" title="Space.com">Space.com</a>. Archived from <a rel="nofollow" class="external text" href="http://www.space.com/missionlaunches/ap_060107_genesis_update.html">the original</a> on 10 January 2006<span class="reference-accessdate">. Retrieved <span class="nowrap">September 7,</span> 2007</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Official%3A+Genesis+Pre-Launch+Test+Skipped&rft.pub=Space.com&rft.date=2006-01-07&rft.au=Associated+Press&rft_id=http%3A%2F%2Fwww.space.com%2Fmissionlaunches%2Fap_060107_genesis_update.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMichael+Ryschkewitsch" class="Z3988"></span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.nasa.gov/home/hqnews/2005/aug/HQ_05227_geveden.html">NASA – Geveden Selected as NASA Associate Administrator</a></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.nasa.gov/home/hqnews/2007/jul/HQ_07152_Geveden_departure.html">NASA – Scolese to Succeed Geveden as NASA Associate Administrator</a></span> </li> <li id="cite_note-MPC-Circulars-Archive-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-MPC-Circulars-Archive_11-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.minorplanetcenter.net/iau/ECS/MPCArchive/MPCArchive_TBL.html">"MPC/MPO/MPS Archive"</a>. <i>Minor Planet Center</i><span class="reference-accessdate">. Retrieved <span class="nowrap">17 October</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Minor+Planet+Center&rft.atitle=MPC%2FMPO%2FMPS+Archive&rft_id=https%3A%2F%2Fwww.minorplanetcenter.net%2Fiau%2FECS%2FMPCArchive%2FMPCArchive_TBL.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMichael+Ryschkewitsch" class="Z3988"></span></span> </li> </ol></div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol 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