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JPL Small-Body Database Browser
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379898 (2012 JG4)
Classification: Main-belt Asteroid          SPK-ID: 2379898
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1888203160277446 9.1314e-08  
a 2.619425881161674 3.1743e-08 au
q 2.124825058469473 2.4796e-07 au
i 7.573747743983733 1.1204e-05 deg
node 172.0071184290573 3.6399e-05 deg
peri 157.6197148295311 4.3853e-05 deg
M 153.1037713728446 1.9387e-05 deg
tp 2457941.946615340185
(2017-Jul-07.44661534)
8.8283e-05 TDB
period 1548.487123156414
4.24
2.8147e-05
7.706e-08
d
yr
n .2324849813837528 4.226e-09 deg/d
Q 3.114026703853875 3.7737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      8152 days (22.32 yr)  
   first obs. used      1995-06-04  
   last obs. used      2017-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54287  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Oct-09 19:32:19  

Additional Information
 Earth MOID = 1.11558 au 
 Jupiter MOID = 2.26945 au 
 T_jup = 3.368 
[ 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 17.4   n/a MPO418934  

379898 (2012 JG4)          Discovered 2000-Sep-02 by Comba, P. G. at Prescott
Reference: Last Updated: 2013-11-20

Alternate Designations
 2012 JG4 = 2000 RD12 = 2009 WK189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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