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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517645177846046 6.2395e-08  
a 2.361385980518028 1.5012e-08 au
q 2.003011375881384 1.4767e-07 au
i 4.151283517084499 7.7815e-06 deg
node 111.3678451576038 7.1741e-05 deg
peri 46.6974324113177 7.4734e-05 deg
M 331.7134107796747 2.2313e-05 deg
tp 2457704.642255785694
(2016-Nov-12.14225579)
8.261e-05 JED
period 1325.405894320783
3.63
1.2639e-05
3.46e-08
d
yr
n .2716149079633342 2.5901e-09 deg/d
Q 2.719760585154673 1.7291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      408  
   data-arc span      7723 days (21.14 yr)  
   first obs. used      1995-02-03  
   last obs. used      2016-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56745  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 14:10:28  

Additional Information
 Earth MOID = 1.01413 au 
 Jupiter MOID = 2.272 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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