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146868 (2002 AG177)
Classification: Main-belt Asteroid          SPK-ID: 2146868
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09466638917750828 5.7222e-08  
a 3.058040484355673 2.6539e-08 au
q 2.768546833743083 1.7255e-07 au
i 2.504418476094071 6.2303e-06 deg
node 4.12228723703355 0.00012623 deg
peri 157.826422848217 0.00013059 deg
M 131.3249426971715 3.1783e-05 deg
tp 2458287.962063121395
(2018-Jun-18.46206312)
0.00017186 TDB
period 1953.274465672564
5.35
2.5427e-05
6.962e-08
d
yr
n .1843058957288128 2.3992e-09 deg/d
Q 3.347534134968263 2.9051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      434  
   data-arc span      6744 days (18.46 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:30  

Additional Information
 Earth MOID = 1.77681 au 
 Jupiter MOID = 1.62791 au 
 T_jup = 3.226 
[ 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 15.3   n/a MPO475272  

146868 (2002 AG177)          Discovered 2002-Jan-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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