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JPL Small-Body Database Browser
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59902 (1999 RJ147)
Classification: Main-belt Asteroid          SPK-ID: 2059902
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0314647313219108 8.0951e-08  
a 3.165103406539609 2.787e-08 au
q 3.065514278246776 2.5631e-07 au
i 11.14814074635436 8.0555e-06 deg
node 302.9404712438331 2.9589e-05 deg
peri 33.31897261805211 8.6269e-05 deg
M 179.5625234613363 8.1691e-05 deg
tp 2457574.627280034671
(2016-Jul-05.12728003)
0.00046406 TDB
period 2056.74420290178
5.63
2.7166e-05
7.438e-08
d
yr
n .1750339198681538 2.3119e-09 deg/d
Q 3.264692534832442 2.8747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      7190 days (19.69 yr)  
   first obs. used      1999-08-22  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56654  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:41:00  

Additional Information
 Earth MOID = 2.05799 au 
 Jupiter MOID = 1.98501 au 
 T_jup = 3.174 
[ 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 13.7   n/a MPO385201  
diameter diameter 10.499 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59902 (1999 RJ147)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RJ147 = 2000 XV4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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