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101847 (1999 JG90)
Classification: Main-belt Asteroid          SPK-ID: 2101847
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0966000377723875 4.439e-08  
a 2.652870695155886 1.587e-08 au
q 2.396603285798567 1.2003e-07 au
i 11.9638492737281 4.2918e-06 deg
node 121.0784729252585 2.3173e-05 deg
peri 114.3075084222716 3.4245e-05 deg
M 304.7916444709248 2.595e-05 deg
tp 2459242.533154295485
(2021-Jan-28.03315430)
0.00011475 TDB
period 1578.238198029407
4.32
1.4162e-05
3.877e-08
d
yr
n .2281024502191729 2.0468e-09 deg/d
Q 2.909138104513204 1.7403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      413  
   data-arc span      9605 days (26.30 yr)  
   first obs. used      1994-01-10  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:03:22  

Additional Information
 Earth MOID = 1.412 au 
 Jupiter MOID = 2.19849 au 
 T_jup = 3.352 
[ 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 MPO469025  

101847 (1999 JG90)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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