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78494 (2002 RX63)
Classification: Main-belt Asteroid          SPK-ID: 2078494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1976455929828945 3.6134e-08  
a 2.265091488504996 8.2528e-09 au
q 1.817406138098919 8.0172e-08 au
i 4.014846150505078 3.3982e-06 deg
node 112.0634689129108 7.535e-05 deg
peri 198.4816889316171 7.6393e-05 deg
M 108.3601077619609 1.2705e-05 deg
tp 2458625.704837693638
(2019-May-22.20483769)
4.3637e-05 TDB
period 1245.16541388726
3.41
6.8051e-06
1.863e-08
d
yr
n .2891182135200192 1.5801e-09 deg/d
Q 2.712776838911072 9.884e-09 au
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      9931 days (27.19 yr)  
   first obs. used      1992-11-18  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55286  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:25:10  

Additional Information
 Earth MOID = .803443 au 
 Jupiter MOID = 2.5511 au 
 T_jup = 3.588 
[ 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 16.7   n/a MPO436331  
rotation period rot_per 6.08 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

78494 (2002 RX63)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/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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