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65391 (2002 RJ25)
Classification: Main-belt Asteroid          SPK-ID: 2065391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2560599884098506 5.8533e-08  
a 2.613904390946775 1.3718e-08 au
q 1.944588062896486 1.4982e-07 au
i 6.010898785415281 5.9975e-06 deg
node 20.76764947601909 4.6779e-05 deg
peri 338.4122021662628 4.7876e-05 deg
M 354.6582565421854 1.3294e-05 deg
tp 2458623.404114196377
(2019-May-19.90411420)
5.7132e-05 TDB
period 1543.593618041175
4.23
1.2151e-05
3.327e-08
d
yr
n .2332220059686701 1.8359e-09 deg/d
Q 3.283220718997064 1.723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      10532 days (28.84 yr)  
   first obs. used      1991-02-05  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53377  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:56:08  

Additional Information
 Earth MOID = .942061 au 
 Jupiter MOID = 2.1678 au 
 T_jup = 3.353 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO502570  
diameter diameter 6.261 km 0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.025   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65391 (2002 RJ25)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 RJ25 = 1998 XX72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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