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78041 (2002 JD111)
Classification: Main-belt Asteroid          SPK-ID: 2078041
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679003578170418 3.0314e-08  
a 2.236463361598922 7.8892e-09 au
q 1.860960362941759 6.6193e-08 au
i 5.857861675893488 4.1549e-06 deg
node 14.60590120722471 3.8095e-05 deg
peri 244.6141268460942 4.0582e-05 deg
M 127.088812233679 1.3917e-05 deg
tp 2458569.233297008923
(2019-Mar-26.73329701)
4.6887e-05 TDB
period 1221.633992387287
3.34
6.4641e-06
1.77e-08
d
yr
n .2946872813325183 1.5593e-09 deg/d
Q 2.611966360256085 9.2139e-09 au
  Orbit Determination Parameters
   # obs. used (total)      930  
   data-arc span      9389 days (25.71 yr)  
   first obs. used      1995-02-06  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54373  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:28  

Additional Information
 Earth MOID = .855232 au 
 Jupiter MOID = 2.4635 au 
 T_jup = 3.612 
[ 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 15.8   n/a MPO502627  

78041 (2002 JD111)          Discovered 2002-May-11 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 JD111 = 1999 RA56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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