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186854 (2004 GE42)
Classification: Main-belt Asteroid          SPK-ID: 2186854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158075198101597 6.1375e-08  
a 2.439026281744258 1.5771e-08 au
q 1.912666069129234 1.413e-07 au
i 7.351830628752921 6.5539e-06 deg
node 146.6982680737301 2.9715e-05 deg
peri 153.1182896415642 3.3447e-05 deg
M 66.67598284197955 1.5693e-05 deg
tp 2458942.814446031174
(2020-Apr-03.31444603)
5.9174e-05 TDB
period 1391.30756645361
3.81
1.3494e-05
3.694e-08
d
yr
n .2587494014121022 2.5096e-09 deg/d
Q 2.965386494359282 1.9174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      6993 days (19.15 yr)  
   first obs. used      2001-10-20  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55451  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:58  

Additional Information
 Earth MOID = .89862 au 
 Jupiter MOID = 2.28838 au 
 T_jup = 3.459 
[ 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 16.82   n/a MPCxxxxx  

186854 (2004 GE42)          Discovered 2004-Apr-14 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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