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97431 (2000 AR204)
Classification: Main-belt Asteroid          SPK-ID: 2097431
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2738013020823537 3.8137e-08  
a 2.855147794358919 1.3293e-08 au
q 2.073404610625886 1.0858e-07 au
i 15.41651792217082 4.5998e-06 deg
node 160.318558468972 1.6945e-05 deg
peri 272.4066701160914 1.9421e-05 deg
M 102.6010797275154 8.16e-06 deg
tp 2458498.283764547375
(2019-Jan-14.78376455)
3.955e-05 TDB
period 1762.143685457328
4.82
1.2306e-05
3.369e-08
d
yr
n .204296620628056 1.4267e-09 deg/d
Q 3.636890978091951 1.6932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1088  
   data-arc span      7921 days (21.69 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:30:58  

Additional Information
 Earth MOID = 1.15372 au 
 Jupiter MOID = 1.9784 au 
 T_jup = 3.196 
[ 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 14.8   n/a MPO468974  
diameter diameter 6.676 km 1.704 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.048   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

97431 (2000 AR204)          Discovered 2000-Jan-08 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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