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JPL Small-Body Database Browser
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226984 (2004 XS31)
Classification: Main-belt Asteroid          SPK-ID: 2226984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1199228383351022 4.7751e-08  
a 3.150744246750159 3.6933e-08 au
q 2.772898053811886 1.4393e-07 au
i 3.954683838065698 5.0265e-06 deg
node 78.76212437615635 9.3337e-05 deg
peri 35.30065245558307 9.7258e-05 deg
M 189.689537363982 2.6992e-05 deg
tp 2459566.900136554139
(2021-Dec-18.40013655)
0.00015829 TDB
period 2042.763807782141
5.59
3.5918e-05
9.834e-08
d
yr
n .1762318279913415 3.0987e-09 deg/d
Q 3.528590439688432 4.1362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      6695 days (18.33 yr)  
   first obs. used      2000-03-05  
   last obs. used      2018-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56521  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:33:15  

Additional Information
 Earth MOID = 1.79088 au 
 Jupiter MOID = 1.57789 au 
 T_jup = 3.193 
[ 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 15.6   n/a MPO454631  

226984 (2004 XS31)          Discovered 2004-Dec-09 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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
1901-Feb-09 14:23 00:06 Jupiter 1.77852712694076 1.77852478165145 1.77852947222734 2.27121581259521 2.05083456764339 2415425.099332693 6.43949650484497 85.7775499351559 44.4040369908794 -74.7147452592938 742429.98065039 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
1975-Aug-10 03:51 00:03 Jupiter 1.86125877851227 1.86125746270325 1.86126009432193 3.26450976840247 3.12199665153477 2442634.660546876 2.52410240057044 105.451636144518 30.1082380273281 70.0340560502023 1496806.42628711 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
1986-Feb-05 21:10 00:02 Jupiter 1.64047852179343 1.64047774655686 1.6404792970299 2.01449086522494 1.73940233057844 2446467.381801249 1.93548295395822 108.572846719874 24.3236851095081 -86.9501582665297 1448107.61609538 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
1996-Aug-12 07:39 00:01 Jupiter 1.69132323164559 1.69132280449192 1.69132365879917 2.02212618150934 1.75709562102954 2450307.818631896 1.21457389187084 87.1186616251121 17.5340517089987 83.6820809997249 2363290.92092348 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2007-Feb-27 23:39 < 00:01 Jupiter 1.97346878173355 1.973468195279 1.9734693681881 2.91412714059713 2.76292003978978 2454159.485134083 0.597546884276017 65.0172488501014 18.9580243938178 85.2052412718416 2528436.75977249 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2071-Feb-09 23:02 00:03 Jupiter 1.97118312960231 1.97118175577127 1.97118450343368 3.88202918996761 3.76971423742153 2477517.460011361 2.8475615034769 94.2024190991534 35.7717006341705 59.7139525405996 1598135.72607183 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2081-Aug-16 12:50 00:04 Jupiter 1.68791358893697 1.68791254294759 1.68791463492876 2.33275915661452 2.10668761935807 2481358.034920478 3.59809790922602 173.9047200965 8.14129824517977 -88.824591824046 1456431.36221079 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2092-Feb-16 05:14 00:04 Jupiter 1.62342304675307 1.62342212122444 1.6234239722853 1.84464538307576 1.53597353188162 2485193.718139797 4.21001530743349 205.202672555753 32.6422089893405 85.9434775447849 1962822.5611954 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2102-Aug-29 15:32 00:05 Jupiter 1.84874993469071 1.84874760358246 1.84875226579664 2.51339873120301 2.32397375157078 2489040.147311433 4.77490313855618 71.3469315386159 63.1137049902033 75.9330821896956 686188.321503644 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2177-Mar-01 17:16 00:09 Jupiter 1.78117159593568 1.78116816421143 1.78117502767583 2.86376749630641 2.69259718206939 2516253.219549270 9.07932408160737 341.825598993511 24.4051366170574 75.4997586872277 1355109.54509148 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2187-Aug-29 19:19 00:10 Jupiter 1.60191318337855 1.60191264254557 1.60191372421335 1.84542933346482 1.53234976131194 2520086.304552966 9.78438383299593 515.239920747039 40.8186522357528 -81.6231021492012 1735689.72472404 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
2198-Mar-06 09:21 00:10 Jupiter 1.72939387591898 1.72938981229584 1.7293979395376 2.14471582115725 1.90269439818376 2523927.889765041 10.2976227571806 209.916763906905 26.1849168672912 -80.082883786068 915405.063981467 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 19:33:17 2019-Jul-13 19:33
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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