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385105 (2012 VT89)
Classification: Main-belt Asteroid          SPK-ID: 2385105
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342796301420203 3.3569e-08  
a 2.580056917785777 1.9602e-08 au
q 2.233607829120142 8.6436e-08 au
i 2.979505585756494 7.4539e-06 deg
node 210.6524256572175 7.6133e-05 deg
peri 91.97012800991367 8.2155e-05 deg
M 80.51977754834179 2.8756e-05 deg
tp 2458861.934716997003
(2020-Jan-13.43471700)
0.00012117 TDB
period 1513.708874914657
4.14
1.7251e-05
4.723e-08
d
yr
n .2378264446789987 2.7103e-09 deg/d
Q 2.926506006451412 2.2234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7788 days (21.32 yr)  
   first obs. used      1999-09-07  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55793  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:09  

Additional Information
 Earth MOID = 1.21875 au 
 Jupiter MOID = 2.28351 au 
 T_jup = 3.410 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.84   n/a MPCxxxxx  

385105 (2012 VT89)          Discovered 2007-Jun-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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