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JPL Small-Body Database Browser
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379092 (2008 XM31)
Classification: Main-belt Asteroid          SPK-ID: 2379092
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1352397074269482 1.2711e-07  
a 3.05738542159092 5.7059e-08 au
q 2.643905511683548 3.8468e-07 au
i 3.829680594922605 1.0597e-05 deg
node 301.1026205947672 0.00014592 deg
peri 177.2598967803924 0.00016907 deg
M 13.91104624563184 7.5118e-05 deg
tp 2458925.046219192875
(2020-Mar-16.54621919)
0.00040676 TDB
period 1952.646882982984
5.35
5.4662e-05
1.497e-07
d
yr
n .1843651318307188 5.1611e-09 deg/d
Q 3.470865331498293 6.4776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      7634 days (20.90 yr)  
   first obs. used      1999-02-09  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55913  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 09:34:17  

Additional Information
 Earth MOID = 1.66005 au 
 Jupiter MOID = 1.61897 au 
 T_jup = 3.217 
[ 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 16.8   n/a MPO455729  

379092 (2008 XM31)          Discovered 2008-Dec-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ 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
1927-Apr-05 22:18 00:09 Jupiter 1.71249629810176 1.7124922797807 1.7125003164273 2.25506424415924 2.02387974710871 2424976.429018052 8.62961959163124 409.146063167848 40.5671742794495 83.2330397317329 402539.36685971 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
1936-Oct-10 01:13 00:08 Jupiter 1.87642723122947 1.87642337075395 1.87643109170797 2.52704834619193 2.341616933965 2428451.550838599 7.51994670888772 253.330964710897 55.1947720632989 59.7492338975882 848304.842722896 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
1985-Sep-27 07:44 00:03 Jupiter 1.64024613562859 1.64024436242943 1.64024790882458 2.06767932869801 1.80069390071111 2446335.822504670 3.12057840673099 250.676532402501 55.0315421042454 78.7132321441521 615846.738150109 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
2034-Sep-29 15:42 00:02 Jupiter 1.83945170378298 1.83944945557639 1.83945395198686 2.72387715196193 2.54922648264995 2464235.153974395 1.85927664457764 112.078539848696 47.7399075095713 -81.7343194841855 518070.979390621 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
2044-Mar-24 20:15 00:03 Jupiter 1.72779208456602 1.72779068026163 1.72779348886943 2.25156291048355 2.02214426649056 2467699.343601890 2.72173947532004 146.25983273305 43.6865691942247 76.9894970785473 909875.934833155 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
2093-Mar-17 16:53 00:07 Jupiter 1.67131432267324 1.67131181110755 1.67131683423475 2.07910113896863 1.81908247392978 2485589.203517755 7.23303191584271 439.063577439403 55.4631025373708 85.1514445436171 460627.2890457 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
2102-Sep-23 23:28 00:08 Jupiter 1.93536369194005 1.93535928518218 1.93536809870145 2.73396923260369 2.56890576217017 2489065.478022537 7.73278172887935 276.846136871152 60.0786693000468 56.0847782189529 830829.961769068 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
2142-Mar-19 14:46 00:11 Jupiter 1.9895975676001 1.9895921959617 1.98960293925694 3.51514034294002 3.39186682131182 2503487.115133302 11.225286854064 434.653019461839 74.0640422147598 64.1470617054044 656728.258094226 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
2151-Sep-12 12:51 00:12 Jupiter 1.63721919253768 1.63721684089285 1.63722154419479 2.0421331768886 1.77076230974403 2506951.035463906 12.4416060912302 430.830827181756 70.1731247750927 85.2043506535515 728985.856647258 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
2200-Sep-17 07:51 00:18 Jupiter 1.77840816388288 1.77840126764313 1.77841506015731 2.42737975762585 2.22252332466609 2524852.827294049 17.6261038245696 629.793151008707 38.9486186093479 81.1144252713961 396836.602529832 T 13 CATAB v2.0f-lin.ifort 2020-Jan-30 09:34:19 2020-Jan-30 09:34
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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