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201301 (2002 TR7)
Classification: Main-belt Asteroid          SPK-ID: 2201301
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 .2003635269433375 5.283e-08  
a 3.141474367474387 2.0555e-08 au
q 2.512037483405129 1.6575e-07 au
i 15.5539850002131 5.8631e-06 deg
node 20.08547599652585 1.689e-05 deg
peri 7.527386067579077 2.1414e-05 deg
M 43.52198870286161 1.1442e-05 deg
tp 2458754.630341101036
(2019-Sep-28.13034110)
6.4223e-05 TDB
period 2033.755346244262
5.57
1.996e-05
5.465e-08
d
yr
n .1770124418676083 1.7373e-09 deg/d
Q 3.770911251543646 2.4673e-08 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      6611 days (18.10 yr)  
   first obs. used      2002-09-14  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48518  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:06:23  

Additional Information
 Earth MOID = 1.51712 au 
 Jupiter MOID = 1.69852 au 
 T_jup = 3.123 
[ 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 15.0   n/a MPO454425  
diameter diameter 4.832 km 0.985 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.091   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201301 (2002 TR7)          Discovered 2002-Oct-01 by NEAT at Haleakala
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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