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160374 (2004 GR22)
Classification: Main-belt Asteroid          SPK-ID: 2160374
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125669052039862 5.0585e-08  
a 2.292502480133494 1.1925e-08 au
q 2.004405866656085 1.1431e-07 au
i 3.198923664237141 5.2256e-06 deg
node 169.5506803389858 8.142e-05 deg
peri 59.16804009999966 8.333e-05 deg
M 216.913851514257 1.8152e-05 deg
tp 2459504.416108039048
(2021-Oct-16.91610804)
6.4977e-05 TDB
period 1267.836200875396
3.47
9.8926e-06
2.708e-08
d
yr
n .2839483521226422 2.2156e-09 deg/d
Q 2.580599093610902 1.3424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      7735 days (21.18 yr)  
   first obs. used      1998-09-24  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57687  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:51:05  

Additional Information
 Earth MOID = .99674 au 
 Jupiter MOID = 2.40198 au 
 T_jup = 3.585 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO454061  

160374 (2004 GR22)          Discovered 2004-Apr-12 by LONEOS at Anderson Mesa
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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