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78020 (2002 JX64)
Classification: Main-belt Asteroid          SPK-ID: 2078020
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04945168488017473 4.8882e-08  
a 2.237747522114388 9.5171e-09 au
q 2.127087136809396 1.106e-07 au
i 4.401523728776621 5.9542e-06 deg
node 180.5175414957646 5.1026e-05 deg
peri 140.5821406145032 7.2584e-05 deg
M 63.28515312619908 5.3351e-05 deg
tp 2458785.561413390655
(2019-Oct-29.06141339)
0.00018084 TDB
period 1222.6863230474
3.35
7.8001e-06
2.136e-08
d
yr
n .2944336525354621 1.8783e-09 deg/d
Q 2.348407907419381 9.9877e-09 au
  Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      10887 days (29.81 yr)  
   first obs. used      1990-12-25  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55452  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:33  

Additional Information
 Earth MOID = 1.11673 au 
 Jupiter MOID = 2.76923 au 
 T_jup = 3.631 
[ 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 15.8   n/a MPO385307  

78020 (2002 JX64)          Discovered 2002-May-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 JX64 = 2001 AG21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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