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78711 (2002 TM187)
Classification: Main-belt Asteroid          SPK-ID: 2078711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2306522159769143 3.3569e-08  
a 2.387405699169506 1.0648e-08 au
q 1.836745284220145 8.1174e-08 au
i 4.582902865315951 3.9769e-06 deg
node 306.7593516081972 7.5853e-05 deg
peri 352.1166358393931 7.6942e-05 deg
M 333.1206218700662 1.5142e-05 deg
tp 2459101.101506049511
(2020-Sep-08.60150605)
5.7037e-05 TDB
period 1347.372770409886
3.69
9.0136e-06
2.468e-08
d
yr
n .2671866375112241 1.7874e-09 deg/d
Q 2.938066114118867 1.3103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      10024 days (27.44 yr)  
   first obs. used      1993-01-26  
   last obs. used      2020-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58154  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:48  

Additional Information
 Earth MOID = .821186 au 
 Jupiter MOID = 2.29133 au 
 T_jup = 3.493 
[ 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 16.1   n/a MPO468742  
diameter diameter 3.928 km 0.837 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.042   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

78711 (2002 TM187)          Discovered 2002-Oct-04 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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