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78725 (2002 TM230)
Classification: Outer Main-belt Asteroid          SPK-ID: 2078725
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 .1133780549058791 3.3801e-08  
a 3.395351462397124 3.2169e-08 au
q 3.010393117868706 1.2461e-07 au
i 16.38755720053058 4.8582e-06 deg
node 130.8890214661704 1.3328e-05 deg
peri 274.1550135885369 2.6204e-05 deg
M 274.4321253530728 2.2412e-05 deg
tp 2459543.667498410824
(2021-Nov-25.16749841)
0.00014386 TDB
period 2285.206921811962
6.26
3.2476e-05
8.891e-08
d
yr
n .157534968305869 2.2388e-09 deg/d
Q 3.780309806925542 3.5816e-08 au
  Orbit Determination Parameters
   # obs. used (total)      768  
   data-arc span      9268 days (25.37 yr)  
   first obs. used      1995-06-04  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:45  

Additional Information
 Earth MOID = 2.07872 au 
 Jupiter MOID = 1.68481 au 
 T_jup = 3.072 
[ 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 14.1   n/a MPO359295  
diameter diameter 8.604 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78725 (2002 TM230)          Discovered 2002-Oct-06 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TM230 = 2001 QE102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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