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393632 (2004 JS42)
Classification: Main-belt Asteroid          SPK-ID: 2393632
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1593644553955627 4.4566e-08  
a 2.262052122123866 2.0638e-08 au
q 1.90156141760522 9.9432e-08 au
i 3.254062646530675 4.7648e-06 deg
node 97.23844775136921 0.00013802 deg
peri 166.2566977418866 0.00014038 deg
M 236.6549296335497 2.9733e-05 deg
tp 2459426.266644386628
(2021-Jul-30.76664439)
0.00010622 TDB
period 1242.660055434829
3.40
1.7006e-05
4.656e-08
d
yr
n .2897011120825233 3.9647e-09 deg/d
Q 2.622542826642513 2.3927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      6229 days (17.05 yr)  
   first obs. used      2001-08-27  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5627  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 13:05:03  

Additional Information
 Earth MOID = .886034 au 
 Jupiter MOID = 2.4455 au 
 T_jup = 3.600 
[ 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 17.7   n/a MPO419003  

393632 (2004 JS42)          Discovered 2004-May-15 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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