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487785 (2015 RO229)
Classification: Main-belt Asteroid          SPK-ID: 2487785
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859385901857789 1.3825e-07  
a 3.061811649517023 7.1696e-08 au
q 2.492502707991433 4.7095e-07 au
i 2.306850224887018 6.3687e-06 deg
node 77.9094507437183 0.00025339 deg
peri 328.7517982348251 0.00026702 deg
M 329.4033884158189 8.1955e-05 deg
tp 2459366.817123849441
(2021-Jun-01.31712385)
0.00045006 TDB
period 1956.8887365539
5.36
6.8735e-05
1.882e-07
d
yr
n .1839654924040104 6.4617e-09 deg/d
Q 3.631120591042612 8.5027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      5405 days (14.80 yr)  
   first obs. used      2005-12-28  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6573  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:22:39  

Additional Information
 Earth MOID = 1.50173 au 
 Jupiter MOID = 1.76477 au 
 T_jup = 3.206 
[ 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 17.7   n/a MPO399135  

487785 (2015 RO229)          Discovered 2005-Dec-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ 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
1912-Feb-02 08:05 00:14 Jupiter 1.75859379489244 1.75859261343635 1.75859497634434 1.59520816015103 1.25753482639175 2419434.836623446 13.6704035198405 247.96579883408 128.139677519994 -13.0417934791838 627671.118317393 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
1960-Dec-01 15:45 00:08 Jupiter 1.91113906462772 1.91113396644197 1.91114416280185 2.53553974775382 2.35426333929768 2437270.155943635 7.9824434380626 196.658507288102 43.7530315469187 68.9642837920165 374636.274489692 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
1970-Jun-03 20:45 00:07 Jupiter 1.81046081221027 1.81045753711877 1.81046408733727 1.65084149366542 1.33775161463845 2440741.364476506 6.73949357800081 640.912461726252 97.9889154285713 -65.2540729890838 1006902.07858131 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
2019-Mar-31 09:20 00:02 Jupiter 1.76851165801475 1.76851036291842 1.76851295310867 1.69787467709361 1.3874023826066 2458573.888978710 1.58980720945205 131.676458342943 91.4702324982566 -70.6991151157464 889711.112595007 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
2028-Oct-05 09:51 00:01 Jupiter 1.99616568849285 1.9961628501942 1.99616852678821 2.33599933024273 2.14668194348498 2462049.910744034 1.20253555764307 142.244022978795 14.5739112969151 80.2116490874016 635966.164733813 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
2068-Jan-27 07:41 00:05 Jupiter 1.96063921897388 1.96063701839579 1.96064141955019 2.88966978225439 2.73608562595908 2476407.820185091 4.79858445397145 145.973601853184 67.150529615952 -83.0441321932641 613174.669618451 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
2077-Jul-29 14:59 00:06 Jupiter 1.77790528966698 1.7779042927282 1.77790628660668 1.57488527538944 1.23589305682504 2479879.124336007 6.07032763247222 210.368761736302 182.894501941313 -73.250631361288 876543.984712709 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
2126-May-27 18:24 00:12 Jupiter 1.78975627455054 1.78975433323169 1.78975821586563 1.85499870166561 1.57939780864812 2497712.266444232 11.7677101218302 282.782055616845 92.1689237626032 -48.9569411947503 583904.54930273 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
2135-Nov-30 01:46 00:13 Jupiter 1.94026169626251 1.94025802546114 1.94026536713369 2.10391248451573 1.88503221082452 2501185.573573018 12.8888889916497 713.351336195723 17.87390932997 88.3258164404091 780279.111966921 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22
2184-Sep-23 01:01 00:19 Jupiter 1.75356324193255 1.75356180838359 1.75356467548679 1.53909318688661 1.18437711054337 2519015.542625058 18.5980259018869 260.183639748463 159.940270744034 48.0530506192121 1173658.25729384 T 13 CATAB v2.0g-lin.ifort 2021-Apr-14 17:22:40 2021-Apr-14 17:22

Alternate Designations
 2015 RO229 = 2006 AJ26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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