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385031 (2012 TM302)
Classification: Outer Main-belt Asteroid          SPK-ID: 2385031
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079226380858454 5.6529e-08  
a 3.217426524916263 4.4922e-08 au
q 2.870193366499926 1.8401e-07 au
i 3.66037400129191 6.1391e-06 deg
node 50.73339185964919 0.00013682 deg
peri 4.407808619998415 0.00014398 deg
M 122.3626786650609 4.4807e-05 deg
tp 2458484.013752898684
(2018-Dec-31.51375290)
0.00025692 TDB
period 2107.955234148726
5.77
4.4148e-05
1.209e-07
d
yr
n .1707816153626156 3.5767e-09 deg/d
Q 3.564659683332601 4.9771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      9300 days (25.46 yr)  
   first obs. used      1995-11-14  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62295  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:29:38  

Additional Information
 Earth MOID = 1.88099 au 
 Jupiter MOID = 1.77194 au 
 T_jup = 3.178 
[ 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 16.38   n/a E2021B25  

385031 (2012 TM302)          Discovered 2006-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-01-21

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