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37431 (2002 AT7)
Classification: Main-belt Asteroid          SPK-ID: 2037431
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517102987925799 6.5107e-08  
a 2.361425482235026 1.5264e-08 au
q 2.003172916748738 1.5351e-07 au
i 4.151244013829409 8.123e-06 deg
node 111.3687553943838 7.2813e-05 deg
peri 46.67361947122472 7.5864e-05 deg
M 277.4061710965438 2.226e-05 deg
tp 2457704.591929266853
(2016-Nov-12.09192927)
8.322e-05 JED
period 1325.439151925382
3.63
1.2852e-05
3.519e-08
d
yr
n .2716080926665329 2.6336e-09 deg/d
Q 2.719678047721314 1.758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      7613 days (20.84 yr)  
   first obs. used      1995-02-03  
   last obs. used      2015-12-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5708  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:33:08  

Additional Information
 Earth MOID = 1.0154 au 
 Jupiter MOID = 2.27238 au 
 T_jup = 3.532 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0 mag n/a MPO351093  

37431 (2002 AT7)          Discovered 2002-Jan-04 by JPL/GEODSS NEAT at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 AT7 = 1996 OC2 = 2001 YG116 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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