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201342 (2002 TR189)
Classification: Main-belt Asteroid          SPK-ID: 2201342
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1268453874108948 4.8452e-08  
a 2.969824541393962 2.5372e-08 au
q 2.593115996898462 1.4687e-07 au
i 8.938883578122347 4.8377e-06 deg
node 271.0539868822734 3.8604e-05 deg
peri 107.2158161582877 4.4762e-05 deg
M 154.6267969295193 2.4793e-05 deg
tp 2458197.571500236647
(2018-Mar-20.07150024)
0.00012359 TDB
period 1869.367183791315
5.12
2.3956e-05
6.559e-08
d
yr
n .1925785384067104 2.4679e-09 deg/d
Q 3.346533085889462 2.859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      689  
   data-arc span      6502 days (17.80 yr)  
   first obs. used      2002-08-04  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48482  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:06:10  

Additional Information
 Earth MOID = 1.61336 au 
 Jupiter MOID = 2.17832 au 
 T_jup = 3.233 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO470150  
diameter diameter 5.070 km 0.563 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201342 (2002 TR189)          Discovered 2002-Oct-05 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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