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487766 (2015 RU202)
Classification: Main-belt Asteroid          SPK-ID: 2487766
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .226115869495974 1.6293e-07  
a 3.14219027082859 8.5392e-08 au
q 2.431691185618393 4.7494e-07 au
i 18.30217071602715 2.0501e-05 deg
node 24.22637711142973 1.7589e-05 deg
peri 40.92604571932311 0.00013352 deg
M 268.9738421575329 9.9957e-05 deg
tp 2459514.911723076713
(2021-Oct-27.41172308)
0.00055272 TDB
period 2034.45058757846
5.57
8.2932e-05
2.271e-07
d
yr
n .1769519506632483 7.2132e-09 deg/d
Q 3.852689356038787 1.047e-07 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      4550 days (12.46 yr)  
   first obs. used      2004-10-07  
   last obs. used      2017-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61684  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:13:42  

Additional Information
 Earth MOID = 1.47169 au 
 Jupiter MOID = 1.73955 au 
 T_jup = 3.093 
[ 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 MPO399130  

487766 (2015 RU202)          Discovered 2004-Oct-07 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
1935-Oct-28 06:36 00:23 Jupiter 1.7928488677375 1.79284546594757 1.79285228515457 3.77497067492192 3.64767234826203 2428103.774811500 23.2010017640253 10969.366476553 87.9555566504657 -89.6580736543023 656383.767838538 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51
1946-May-01 05:00 00:19 Jupiter 1.8562155709812 1.85620929740542 1.85622184991918 4.59419516695108 4.49377296409179 2431941.708407445 19.4871991862119 8691.30761185617 245.378305069759 88.7303161344401 517933.515139688 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51
2018-Nov-18 16:31 00:11 Jupiter 1.80003640175958 1.80003445525286 1.80003834827664 3.66722411089885 3.53658247228594 2458441.188212436 10.7621535358771 4179.77985847165 76.7805170729567 89.601479533785 666357.563582065 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51
2029-May-18 10:27 00:14 Jupiter 1.86213044113029 1.86212339578468 1.86213749435271 4.58874545826127 4.48852425535756 2462274.935483907 13.635297121116 6345.81933078113 92.0083846131439 86.9315009494002 910974.52027074 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51
2101-Dec-12 10:47 00:33 Jupiter 1.81480901209182 1.81480533789824 1.81481271019313 3.53897503184555 3.40453930901173 2488779.949457721 33.2861385935162 13541.1258383458 89.8547207522516 -89.9144498110591 586030.027137004 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51
2112-Jun-05 10:00 00:36 Jupiter 1.87144716003423 1.8714379055901 1.87145647491146 4.58278977806062 4.48294057943817 2492607.916597713 36.2856423416078 18956.0195516691 199.2791666745 88.6657111979165 601324.869882219 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51
2185-Jan-07 03:19 01:04 Jupiter 1.82790757898087 1.82790166079725 1.82791359810626 3.38934198819416 3.24974949497856 2519121.638365006 63.5062903139427 23963.9718227961 93.8565644140895 -89.9973630953577 545726.374732013 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51
2195-Jun-25 06:26 01:02 Jupiter 1.88612550569097 1.88611352788203 1.88613769502184 4.57349350390052 4.47422412040418 2522942.768183034 62.1543346192314 34365.5575052368 218.72471910671 88.9719272333777 575938.834417544 T 10 CATAB v2.0e-lin.ifort 2017-Nov-27 12:27:10 2018-Dec-18 03:51

Alternate Designations
 2015 RU202 = 2004 TX195 = 2012 FG55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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