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201294 (2002 SS53)
Classification: Main-belt Asteroid          SPK-ID: 2201294
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08946921862918039 4.5874e-08  
a 3.142436397932777 2.9704e-08 au
q 2.861285068817835 1.4729e-07 au
i 15.72385836330222 4.6893e-06 deg
node 322.4581995958484 1.8204e-05 deg
peri 35.28812481782071 3.3063e-05 deg
M 78.69609013134006 2.6593e-05 deg
tp 2458555.716337600529
(2019-Mar-13.21633760)
0.00015112 TDB
period 2034.689629390395
5.57
2.885e-05
7.899e-08
d
yr
n .1769311617850326 2.5087e-09 deg/d
Q 3.423587727047718 3.2362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      7930 days (21.71 yr)  
   first obs. used      1999-02-11  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:06:26  

Additional Information
 Earth MOID = 1.86819 au 
 Jupiter MOID = 1.99744 au 
 T_jup = 3.146 
[ 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 MPO454425  
diameter diameter 6.628 km 0.304 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201294 (2002 SS53)          Discovered 2002-Sep-20 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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