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JPL Small-Body Database Browser
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65298 (2002 JA39)
Classification: Main-belt Asteroid          SPK-ID: 2065298
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02700341324083654 3.9522e-08  
a 2.921821546539367 2.1975e-08 au
q 2.842922391902184 1.2069e-07 au
i 14.07152393033422 5.6168e-06 deg
node 38.23169712048207 1.6373e-05 deg
peri 106.7538756688748 0.00010977 deg
M 303.6542755326685 0.00010892 deg
tp 2459286.020584767486
(2021-Mar-12.52058477)
0.00055281 TDB
period 1824.227330254487
4.99
2.058e-05
5.634e-08
d
yr
n .1973438255361401 2.2264e-09 deg/d
Q 3.000720701176549 2.2569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      690  
   data-arc span      9122 days (24.97 yr)  
   first obs. used      1995-02-02  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57343  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:37:17  

Additional Information
 Earth MOID = 1.87576 au 
 Jupiter MOID = 2.00173 au 
 T_jup = 3.234 
[ 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 14.9   n/a MPO453047  

65298 (2002 JA39)          Discovered 2002-May-09 by NEAT at Palomar
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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