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455554 (2004 MQ1)
Classification: Apollo [NEO]          SPK-ID: 2455554
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 65 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7049308738313629 4.5039e-08  
a 2.407019987702433 1.6369e-08 au
q .7102372844418005 1.0502e-07 au
i 11.11991789730229 6.8985e-06 deg
node 56.96752795003957 5.1345e-05 deg
peri 332.0496234730316 4.9633e-05 deg
M 178.0089547958304 5.521e-06 deg
tp 2458722.038255917772
(2019-Aug-26.53825592)
1.5784e-05 TDB
period 1364.011311386507
3.73
1.3914e-05
3.809e-08
d
yr
n .2639274300695225 2.6922e-09 deg/d
Q 4.103802690963065 2.7907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      5740 days (15.72 yr)  
   first obs. used      2004-06-17  
   last obs. used      2020-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38158  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:30:27  

Additional Information
 Earth MOID = .122052 au 
 Jupiter MOID = 1.38486 au 
 T_jup = 3.108 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.01   n/a E2021B25  

455554 (2004 MQ1)          Discovered 2004-Jun-17 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2016-02-25

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1907-Aug-11 08:26 02:03 Earth 0.195346288383259 0.195021977341171 0.195673499463189 16.4717447845012 16.4709166926613 2417798.851208086 123.070503006541 40898.0771820476 13.662437283673 -66.5950774686836 2088416.68561515 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1919-Jan-09 11:48 00:52 Earth 0.202913808134181 0.202419834184801 0.203408440996749 24.2513804101829 24.2508389467409 2421967.991390049 51.8964542449459 30660.1263041262 13.7098097289583 -36.4928756020151 1284928.192371 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1922-Jul-08 09:37 00:35 Earth 0.47274679814993 0.472305597725255 0.473188057782478 32.047883387418 32.0477075199137 2423243.900440631 35.1703575363246 23530.9430076393 14.632364108746 20.7662717654722 1642962.92576069 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1933-Nov-09 13:56 00:37 Earth 0.287405885624509 0.287349327817924 0.287462457383659 17.3689545871949 17.3684208226866 2427386.080220314 36.9903589883568 4234.15189288865 12.118622246013 48.2298028766655 2275084.08351181 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1941-Apr-28 23:56 00:13 Venus 0.0200146660887141 0.0199817188655448 0.0200476176364869 13.1645863688266 13.1563421523592 2430113.497513480 12.7048269960648 1707.33623514042 11.1216368732917 15.7611367235929 73869.3505050906 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1946-Oct-24 12:04 00:02 Jupiter 1.66464940242627 1.66463989618469 1.66465890866757 5.71804342733851 5.62835339078986 2432118.002558754 2.1298367978006 473.39042682164 93.0278550791314 14.7582298445347 390905.7564812 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1948-Oct-05 01:28 00:08 Earth 0.29980054444273 0.299798108863617 0.299802980380059 16.7741111778472 16.773581334749 2432829.560999881 8.41607099133261 534.101967769158 13.7258907543026 -76.9387055443417 2649115.86897392 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1958-Apr-16 03:14 00:02 Jupiter 1.42055437308322 1.42055134510827 1.4205574010832 5.05760335581018 4.93830211894746 2436309.635063360 1.68234850801325 366.236370139872 61.7051096275301 -69.1785656053017 1584244.02703107 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1963-Oct-01 05:52 00:06 Earth 0.305073970723861 0.30507100535577 0.305076936275027 16.8305282248892 16.8300092860799 2438303.744257013 5.59910081656386 402.694083353154 14.8449116892875 -68.5574577634757 2367471.32954273 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1978-Jul-29 08:42 00:01 Earth 0.208450494201764 0.208443190279509 0.208457799121388 21.652694086201 21.6521037445739 2443718.862802796 1.38500931032331 806.544428911442 14.7660269584686 63.1730516402274 1845775.07675266 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1989-Dec-07 05:00 00:01 Earth 0.205775372547503 0.205772230997429 0.205778514206921 16.1446086837565 16.1438066323125 2447867.708604880 1.24432674080263 284.223832433769 11.2219434692897 56.6194270539455 2310678.3571373 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1993-Jul-14 14:17 < 00:01 Venus 0.0839501441836243 0.0839489458372586 0.0839513425947175 14.9995296120674 14.9978049864708 2449183.095279934 0.454323000684316 135.047456620147 16.7609106385256 64.6591912986291 662509.84423864 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
1997-Apr-22 15:49 < 00:01 Venus 0.0209768107319709 0.0209754631092998 0.0209781583707322 13.3037951359293 13.2960115271088 2450561.158819618 0.421509155616261 73.3627475374361 11.7201157776009 23.9733805264115 116061.660574043 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2001-Jan-17 07:47 < 00:01 Venus 0.114264326807378 0.114262376134125 0.114266277481852 19.3158180643338 19.3148341523836 2451926.824260463 0.164196696067971 99.079463904164 15.0401111424508 -11.0973824128279 264163.710137842 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2004-Aug-02 12:20 < 00:01 Earth 0.188634404928804 0.188634074710341 0.188634735147397 19.6119920848662 19.6112718440723 2453220.013620565 0.12601725333137 37.4605924641323 16.0000508065722 83.401735584843 1797380.31184235 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2016-Jan-02 13:00 < 00:01 Earth 0.142433728608489 0.142433479540119 0.142433977676875 21.0599855593225 21.0590972778506 2457390.041745749 0.0576123959694357 14.0487713037145 11.8580681287348 60.634891140553 1785637.41443782 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2017-Oct-21 07:44 < 00:01 Jupiter 1.38603357208211 1.38603304527221 1.38603409889413 4.82845567802663 4.70018713818215 2458047.822307891 0.316043785773371 110.840766240309 16.1283009378995 79.3693772176173 7917276.59078903 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2019-Jul-13 09:25 < 00:01 Earth 0.475412833963691 0.475411445055906 0.47541422287207 31.1345340709646 31.1343540594276 2458677.892247222 0.0452151656429204 74.584264891658 16.5899892549916 22.371941723538 1789210.9635572 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2029-Mar-25 08:31 < 00:01 Jupiter 1.83257273786103 1.83257065014957 1.8325748255726 6.52902037054314 6.45784011353317 2462220.855134906 0.374284220886958 126.502515395858 92.8896620089617 -59.8005468065927 1512080.53487897 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2030-Dec-06 23:04 < 00:01 Earth 0.202645171458117 0.20264372540648 0.202646617538886 16.1353493763708 16.1345344681663 2462842.461169475 0.618119098066563 141.989969277226 9.86674670045297 59.7155062986704 2715993.27578903 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2045-Aug-04 10:41 < 00:01 Earth 0.195133059998269 0.195132390340241 0.195133729797421 19.3672418571572 19.3665368043746 2468196.944938215 0.548261558260284 300.176780738719 16.0347051188393 84.3924707983795 1813481.7437236 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2056-Nov-23 06:06 00:01 Earth 0.250724793511164 0.250722066237346 0.250727520855886 16.7020151183142 16.7013788292273 2472325.754351762 1.47291051130433 250.925770167507 10.5472312911125 57.260170188852 2797546.55842543 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2071-Aug-03 09:00 < 00:01 Earth 0.203889485291804 0.203887134961883 0.203891835911724 20.2999577662893 20.2993139984464 2477691.875083142 0.705862712135288 404.633595554174 16.4614771531393 73.3206606448325 1751330.15502082 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2071-Sep-11 09:06 00:02 Venus 0.0605111607786368 0.0605081926845754 0.060514129414978 13.1517369430401 13.1490079941138 2477730.878900637 2.11706006905499 323.439623013557 16.9938503642269 62.9216654589583 464546.161884266 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2075-Jun-19 18:34 00:01 Venus 0.0496733358902927 0.0496660893707676 0.049680582485208 15.5671243892963 15.5643158765372 2479108.273714335 1.27880273941064 374.042798703128 14.7580164851903 -14.9891266007263 126201.189469198 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2077-Apr-07 11:32 < 00:01 Jupiter 1.51140671827623 1.51140457275514 1.51140886379808 5.21912187468528 5.11061573573072 2479765.980899122 0.350637645186736 135.053598346794 73.0523261420463 49.1465055065549 1460145.1319722 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2083-Jan-10 04:47 < 00:01 Earth 0.236056649522722 0.236053349298228 0.236059949768712 24.3637193745666 24.3632560805847 2481869.699348887 0.331671778733755 199.386503880695 10.7843468857423 -34.4315627838677 1811314.48566798 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2086-Jul-15 08:38 < 00:01 Earth 0.465392577164447 0.465385544728635 0.46539960962092 30.5882443021242 30.5880571306404 2483151.859831722 0.677136132378054 383.346293351619 17.9779156335171 23.8533992115068 1497439.39178755 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2088-Sep-15 12:30 < 00:01 Jupiter 1.56230925840364 1.56230735702149 1.56231115978561 5.59930638476258 5.50162801433345 2483945.021144421 0.922191955958352 99.0044291822631 91.7670790278006 -77.3688749723678 1378541.01192873 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2097-Nov-29 07:34 00:05 Earth 0.226349779601648 0.226338306915093 0.226361253891767 16.3037265245192 16.3030044948967 2487306.814978443 5.28916765111987 1109.15342777693 10.0831513907598 58.9514137084527 2827991.12305692 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2112-Aug-01 07:29 00:04 Earth 0.222021860731778 0.222004468615145 0.222039259639845 21.5342436871758 21.5336863825919 2492664.812140881 4.06243697702192 2122.15780324071 17.744321908987 65.8787699199238 1670327.52763848 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2123-Nov-16 12:29 00:12 Earth 0.274323047295905 0.27430494877198 0.274341148596902 17.3860408888216 17.3854822175473 2496789.019952234 11.5149220545483 1646.01039550991 11.6021413296355 56.7501519921651 2703906.59236519 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2136-Sep-29 07:07 00:04 Jupiter 1.77939795472771 1.77938408944038 1.77941182000957 6.14338366180664 6.06540436621341 2501489.796738618 3.62078633813924 673.692268763226 104.733894197604 3.91150581095469 200823.233926908 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2138-Aug-13 23:34 00:09 Earth 0.204117771745018 0.204112874656247 0.204122690643169 17.6298165978281 17.6290761527273 2502173.482231393 8.89241047226322 3346.02403471885 18.8273194147203 -85.8162655160375 1636477.23774015 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2142-Jun-21 19:50 00:21 Venus 0.0340784379090693 0.0340373821074325 0.0341195165765827 12.4902431235775 12.4851403406128 2503581.326261323 20.738000715641 2476.33318456967 11.7009133845254 34.2117266440522 240739.135559323 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2148-Mar-08 00:57 < 00:01 Jupiter 1.39960331460368 1.39959908141213 1.39960754779832 5.00039697414748 4.87786785229958 2505667.539814133 0.345320829400967 238.377329959304 81.6723553602505 23.5090698941014 4860896.7896717 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2150-Jan-21 03:01 < 00:01 Earth 0.377812093531596 0.377805863030784 0.377818324052015 28.9644880737 28.9642445885552 2506351.625613037 0.588454518747443 339.067175970219 9.33841111106937 -23.6181553704045 2320980.81394425 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2153-Jul-19 17:36 00:03 Earth 0.417743657212898 0.417705656552298 0.417781658933733 29.0587924744131 29.0585729784339 2507627.233553430 3.37357738177627 2166.18737669393 20.0255062883755 28.981616300752 1443418.54800826 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2164-Oct-31 18:45 00:29 Earth 0.297762763447925 0.297737792719075 0.297787742828306 18.0631891368171 18.0626937396753 2511749.281147990 29.4266967276225 2820.91064140302 11.5946983070233 63.8023949807106 3162727.20550097 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2176-Jan-19 03:00 00:21 Earth 0.31155724954901 0.311336351195685 0.311778200187648 27.0853826057224 27.0850668566726 2515845.624907187 20.8805855876616 12722.925693115 9.7260641019437 -30.016804022023 2307585.16081867 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
2190-Sep-17 09:44 01:25 Earth 0.286494143062048 0.286400406602915 0.286588027966261 15.8301713658803 15.8295838507549 2521200.905314002 85.3098473516811 11297.8448359084 19.0259275589083 -65.5419346651208 1807828.88664053 T 65 CATAB v2.0f-lin.ifort 2021-Apr-14 15:30:28 2021-Apr-14 15:30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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