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78732 (2002 TH242)
Classification: Main-belt Asteroid          SPK-ID: 2078732
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231372570970854 5.371e-08  
a 3.076353055624542 1.947e-08 au
q 2.697539378492698 1.6293e-07 au
i 14.80120326184569 4.7438e-06 deg
node 73.64488013291665 1.8413e-05 deg
peri 325.0163676563458 2.6115e-05 deg
M 88.29013990989618 1.8362e-05 deg
tp 2458517.149252688420
(2019-Feb-02.64925269)
9.9618e-05 TDB
period 1970.845999448517
5.40
1.871e-05
5.123e-08
d
yr
n .182662673847036 1.7341e-09 deg/d
Q 3.455166732756385 2.1867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      782  
   data-arc span      7293 days (19.97 yr)  
   first obs. used      2000-04-03  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:43  

Additional Information
 Earth MOID = 1.72081 au 
 Jupiter MOID = 1.9486 au 
 T_jup = 3.167 
[ 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 14.7   n/a MPO296679  
diameter diameter 8.254 km 0.809 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.028   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78732 (2002 TH242)          Discovered 2002-Oct-09 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TH242 = 2000 GC128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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