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78651 (2002 TM57)
Classification: Main-belt Asteroid          SPK-ID: 2078651
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .147201146467302 3.732e-08  
a 2.861040410729269 1.6454e-08 au
q 2.43989198218064 1.1263e-07 au
i 1.000750559334128 4.2963e-06 deg
node 80.10723185267766 0.00022438 deg
peri 210.7848265535879 0.00022493 deg
M 322.2299279868265 1.5e-05 deg
tp 2459185.951233799937
(2020-Dec-02.45123380)
7.3513e-05 TDB
period 1767.601717695739
4.84
1.5248e-05
4.175e-08
d
yr
n .2036657898643022 1.7569e-09 deg/d
Q 3.282188839277898 1.8875e-08 au
  Orbit Determination Parameters
   # obs. used (total)      891  
   data-arc span      9261 days (25.36 yr)  
   first obs. used      1995-03-10  
   last obs. used      2020-07-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55081  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:03  

Additional Information
 Earth MOID = 1.42371 au 
 Jupiter MOID = 1.89093 au 
 T_jup = 3.285 
[ 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 15.0   n/a MPO324994  
diameter diameter 2.830 km 0.465 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.265   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78651 (2002 TM57)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TM57 = 2000 EN202 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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