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JPL Small-Body Database Browser
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487773 (2015 RP208)
Classification: Main-belt Asteroid          SPK-ID: 2487773
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1465313919686686 8.142e-08  
a 3.12078215228842 7.0732e-08 au
q 2.66348959948262 2.6283e-07 au
i 12.59561277101749 1.4569e-05 deg
node 21.86073329929892 2.7166e-05 deg
peri 53.08577985057036 5.2931e-05 deg
M 189.6421857905417 4.4609e-05 deg
tp 2459553.412811014629
(2021-Dec-04.91281101)
0.00025673 TDB
period 2013.694608358155
5.51
6.846e-05
1.874e-07
d
yr
n .1787758672570129 6.0779e-09 deg/d
Q 3.578074705094219 8.1097e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      4936 days (13.51 yr)  
   first obs. used      2004-10-06  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6589  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:49:10  

Additional Information
 Earth MOID = 1.69914 au 
 Jupiter MOID = 1.91564 au 
 T_jup = 3.163 
[ 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 16.5   n/a MPO440946  

487773 (2015 RP208)          Discovered 2004-Oct-06 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
1937-Sep-24 15:15 00:09 Jupiter 1.95263688486825 1.95263521131314 1.95263855842491 2.34085170980075 2.14756114066836 2428801.135154606 8.80476002108711 244.304276640284 141.863928950069 -50.1620414135284 392442.189876932 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
1947-Aug-13 16:59 00:07 Jupiter 1.92235173252492 1.92235036084033 1.92235310420863 3.04868604179192 2.9005604375338 2432411.207778133 6.7058465343331 243.423420873792 23.2313705259406 79.8821705507398 565126.874300192 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
2009-Feb-20 22:36 00:01 Jupiter 1.94126760750653 1.94126609222531 1.94126912278919 2.70514249583738 2.53872941218355 2454883.441394650 1.01736291331747 165.760190384078 30.165989749922 76.4898954405183 910470.116476938 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
2018-Dec-31 03:07 < 00:01 Jupiter 1.9218070808666 1.92180574276385 1.92180841897143 2.76939628367064 2.60539254218719 2458483.630172181 0.798994614145473 148.024333982224 17.1672815939121 75.9311545036033 1028739.17065136 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
2080-Jul-16 21:38 00:07 Jupiter 1.9309327165963 1.93093128553965 1.93093414765514 3.10135037707529 2.95652745740781 2480962.401598841 6.82817370002068 219.290006132727 80.1354253153037 -85.7238057066175 517916.096833731 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
2090-May-22 04:13 00:08 Jupiter 1.92272115959273 1.92271968891202 1.92272263027235 2.46064709341579 2.27458077615214 2484558.675771127 7.96723451517841 280.200632693572 37.6863582340945 66.0890933397997 434501.669029265 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
2151-Dec-09 05:38 00:14 Jupiter 1.92314924525826 1.92314771154104 1.92315077898511 3.49033729031843 3.36178287685352 2507038.734500517 13.8286356436644 370.923044754479 68.576676938125 -83.4297100937914 481814.717181408 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
2161-Oct-16 19:25 00:16 Jupiter 1.92609629323094 1.9260946648781 1.9260979215783 2.13987149362933 1.92341558350828 2510638.308885090 16.1060621788754 577.36510198487 72.8099429609035 48.4779382493147 377947.92533268 T 9 CATAB v2.0e-lin.ifort 2019-Jul-15 06:49:12 2019-Jul-15 06:49
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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