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52407 (1993 TC31)
Classification: Main-belt Asteroid          SPK-ID: 2052407
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134964922606527 3.3605e-08  
a 2.638931867219826 1.1728e-08 au
q 2.282768631996604 8.6818e-08 au
i 5.137781521016421 4.1934e-06 deg
node 54.25817920319511 4.2014e-05 deg
peri 323.2518811888064 4.5314e-05 deg
M 81.35276475503294 1.6127e-05 deg
tp 2458646.657080684404
(2019-Jun-12.15708068)
6.9867e-05 TDB
period 1565.815880224699
4.29
1.0439e-05
2.858e-08
d
yr
n .2299120889924421 1.5327e-09 deg/d
Q 2.995095102443047 1.3311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      767  
   data-arc span      9611 days (26.31 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5457  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:27:56  

Additional Information
 Earth MOID = 1.28734 au 
 Jupiter MOID = 2.46648 au 
 T_jup = 3.377 
[ 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 15.3   n/a MPO452882  
diameter diameter 2.346 km 0.477 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.386   0.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52407 (1993 TC31)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TC31 = 2001 MC17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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