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JPL Small-Body Database Browser
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277818 (2006 GR18)
Classification: Main-belt Asteroid          SPK-ID: 2277818
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .0263139813209015 6.8695e-08  
a 2.910133225015558 4.2321e-08 au
q 2.833556033691164 1.9663e-07 au
i 3.107440425470421 6.3195e-06 deg
node 97.41065741543227 0.00013385 deg
peri 96.05158270444703 0.00018847 deg
M 238.2368006544888 0.00013662 deg
tp 2459213.811748151236
(2020-Dec-30.31174815)
0.00069485 TDB
period 1813.291951272832
4.96
3.9555e-05
1.083e-07
d
yr
n .1985339425056729 4.3308e-09 deg/d
Q 2.986710416339952 4.3435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      5128 days (14.04 yr)  
   first obs. used      2004-12-19  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59957  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:58:56  

Additional Information
 Earth MOID = 1.83377 au 
 Jupiter MOID = 1.97288 au 
 T_jup = 3.281 
[ 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 16.6   n/a MPO418478  

277818 (2006 GR18)          Discovered 2006-Apr-02 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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