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385103 (2012 VP78)
Classification: Main-belt Asteroid          SPK-ID: 2385103
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03226361976179252 1.4216e-07  
a 3.112018524436722 4.8426e-08 au
q 3.011613542072642 4.4568e-07 au
i 2.686194465242475 1.5345e-05 deg
node 10.65689023239592 0.00015949 deg
peri 350.1139839084943 0.0001909 deg
M 211.745414713629 0.00010382 deg
tp 2460026.285628957571
(2023-Mar-22.78562896)
0.00058064 TDB
period 2005.218427817859
5.49
4.6805e-05
1.281e-07
d
yr
n .17953156374678 4.1905e-09 deg/d
Q 3.212423506800803 4.9988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2001-10-15  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:07  

Additional Information
 Earth MOID = 2.006 au 
 Jupiter MOID = 1.94181 au 
 T_jup = 3.216 
[ 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 16.78   n/a E2021B25  

385103 (2012 VP78)          Discovered 2006-Sep-15 by Spacewatch at Kitt Peak
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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