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39610 (1993 TD38)
Classification: Main-belt Asteroid          SPK-ID: 2039610
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1195201269537016 3.547e-08  
a 2.265879037755703 9.0853e-09 au
q 1.995060887501411 8.0466e-08 au
i 4.746228551502537 4.438e-06 deg
node 163.3683505373359 5.0112e-05 deg
peri 279.5847709209327 5.5173e-05 deg
M 129.8914493715877 2.051e-05 deg
tp 2458150.998058979947
(2018-Feb-01.49805898)
7.1413e-05 TDB
period 1245.814867338108
3.41
7.4929e-06
2.051e-08
d
yr
n .288967493837347 1.738e-09 deg/d
Q 2.536697188009996 1.0171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      878  
   data-arc span      9344 days (25.58 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52441  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:09:55  

Additional Information
 Earth MOID = 1.01746 au 
 Jupiter MOID = 2.65526 au 
 T_jup = 3.602 
[ 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 15.8   n/a MPO436047  
diameter diameter 2.487 km 0.500 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39610 (1993 TD38)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TD38 = 2000 VS28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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