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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478715705251233 7.0444e-08  
a 3.114239649643654 5.444e-08 au
q 2.653732141659237 2.4612e-07 au
i 12.58827367591115 1.0137e-05 deg
node 21.61783079287718 2.6959e-05 deg
peri 54.11580396230338 4.6747e-05 deg
M 260.3683233334498 4.2291e-05 deg
tp 2459556.047771279775
(2021-Dec-07.54777128)
0.0002445 TDB
period 2007.365572397969
5.50
5.2637e-05
1.441e-07
d
yr
n .1793395308508501 4.7026e-09 deg/d
Q 3.57474715762807 6.2491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5826 days (15.95 yr)  
   first obs. used      2004-10-06  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:24:52  

Additional Information
 Earth MOID = 1.69045 au 
 Jupiter MOID = 1.91855 au 
 T_jup = 3.164 
[ 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 15:14 00:08 Jupiter 1.95263663943126 1.95263533748887 1.95263794137355 2.34085011061259 2.14755937215659 2428801.134559590 7.5211037893712 203.788859516743 101.922009643515 -46.5866531697763 444561.741135054 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
1947-Aug-13 16:59 00:06 Jupiter 1.92235151030988 1.92235025972489 1.92235276089389 3.04868486535328 2.900559183457 2432411.207313050 5.71430525790629 188.784055506336 21.2997712659524 81.6615143571477 629755.057193396 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
2009-Feb-20 22:36 00:01 Jupiter 1.94126742875836 1.94126629603986 1.94126856147676 2.70514302147691 2.53872995645341 2454883.441364271 1.00134128676444 118.806366800597 26.3209717573171 81.2159640663358 933226.559458082 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
2018-Dec-31 03:08 < 00:01 Jupiter 1.92180678496601 1.92180574273403 1.92180782720061 2.76939338932455 2.6053894396017 2458483.630260561 0.548353486821935 140.795422274342 11.6743042067265 75.6939938713843 1541151.80911874 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
2080-Jul-16 21:39 00:05 Jupiter 1.93093260816701 1.93093158092409 1.93093363540994 3.10135326924292 2.95653048291407 2480962.402105719 5.37831847430572 172.106767683886 60.5281702801953 -77.7079247104253 713881.898638227 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
2090-May-22 04:14 00:06 Jupiter 1.92272081737446 1.92271974903395 1.92272188571727 2.46064260583846 2.27457588700726 2484558.676414592 6.3424618275793 249.316842253559 25.2313292497116 66.2905649998615 674122.365505006 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
2151-Dec-09 05:39 00:11 Jupiter 1.92314924830167 1.92314823594969 1.92315026065571 3.49034253738138 3.36178832477091 2507038.735538005 11.1600240728766 303.546359324629 48.8457830083592 -79.7223095938743 667833.412128239 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
2161-Oct-16 19:27 00:13 Jupiter 1.92609590866251 1.92609475694855 1.92609706037516 2.1398652638101 1.92340860694986 2510638.310179363 13.0289797335352 482.121592128527 48.6735893706423 50.0302289519 558486.697769134 T 11 CATAB v2.0f-lin.ifort 2020-Nov-12 02:24:52 2020-Nov-12 02:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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