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65290 (2002 JA4)
Classification: Main-belt Asteroid          SPK-ID: 2065290
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02621161925283807 5.741e-08  
a 2.647350791863498 1.9871e-08 au
q 2.577959440878473 1.5571e-07 au
i 22.74428245129818 5.9693e-06 deg
node 115.6516004937833 1.4566e-05 deg
peri 319.0590788598968 0.00010251 deg
M 110.6342901320302 0.00010012 deg
tp 2458116.992830964764
(2017-Dec-29.49283096)
0.00043823 TDB
period 1573.314933778305
4.31
1.7714e-05
4.85e-08
d
yr
n .2288162352437998 2.5763e-09 deg/d
Q 2.716742142848524 2.0392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      8208 days (22.47 yr)  
   first obs. used      1996-11-12  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59265  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:26:10  

Additional Information
 Earth MOID = 1.60785 au 
 Jupiter MOID = 2.41823 au 
 T_jup = 3.281 
[ 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 14.9   n/a MPO436237  
diameter diameter 2.990 km 0.628 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65290 (2002 JA4)          Discovered 2002-May-05 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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