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65389 (2002 RF12)
Classification: Outer Main-belt Asteroid          SPK-ID: 2065389
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2613982325371842 6.5063e-08  
a 3.953117240991323 3.1871e-08 au
q 2.919779381183921 2.5417e-07 au
i 2.271551026264472 7.6185e-06 deg
node 210.8295479108741 0.00011522 deg
peri 145.1405454971642 0.00011567 deg
M 94.80808199186571 1.0473e-05 deg
tp 2458244.449458171438
(2018-May-05.94945817)
7.8808e-05 TDB
period 2870.833259569944
7.86
3.4718e-05
9.505e-08
d
yr
n .125399132394728 1.5165e-09 deg/d
Q 4.986455100798724 4.0201e-08 au
  Orbit Determination Parameters
   # obs. used (total)      750  
   data-arc span      8474 days (23.20 yr)  
   first obs. used      1996-11-12  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55442  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:38:46  

Additional Information
 Earth MOID = 1.91592 au 
 Jupiter MOID = .519646 au 
 T_jup = 2.998 
[ 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 13.9   n/a MPO257292  
diameter diameter 9.885 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.050   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

65389 (2002 RF12)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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