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71237 (2000 AJ7)
Classification: Main-belt Asteroid          SPK-ID: 2071237
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07357056790273978 5.885e-08  
a 2.719530117135387 1.7842e-08 au
q 2.519452741989132 1.6629e-07 au
i 4.584349011646152 5.8507e-06 deg
node 338.4697504963825 6.0981e-05 deg
peri 20.8404893625514 6.7793e-05 deg
M 282.3539830339693 3.1002e-05 deg
tp 2459353.809990156322
(2021-May-19.30999016)
0.00014213 TDB
period 1638.095570464626
4.48
1.612e-05
4.413e-08
d
yr
n .2197673972696784 2.1627e-09 deg/d
Q 2.919607492281642 1.9154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      7587 days (20.77 yr)  
   first obs. used      1998-07-26  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49849  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:36:38  

Additional Information
 Earth MOID = 1.51593 au 
 Jupiter MOID = 2.43868 au 
 T_jup = 3.351 
[ 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 14.5   n/a MPO385267  
diameter diameter 7.105 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71237 (2000 AJ7)          Discovered 2000-Jan-02 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AJ7 = 1998 OX12 = 1998 QZ108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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