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392917 (2012 VF87)
Classification: Main-belt Asteroid          SPK-ID: 2392917
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0727276654817736 6.1026e-08  
a 2.382717609751804 2.3151e-08 au
q 2.209428120492243 1.4487e-07 au
i 2.99680011009435 6.1354e-06 deg
node 297.1966924400362 0.00010135 deg
peri 56.94504938222688 0.00011501 deg
M 72.78764953336217 4.7401e-05 deg
tp 2458728.879538215359
(2019-Sep-02.37953822)
0.00017805 TDB
period 1343.406015572074
3.68
1.958e-05
5.361e-08
d
yr
n .2679755753860444 3.9056e-09 deg/d
Q 2.556007099011364 2.4835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5054 days (13.84 yr)  
   first obs. used      2005-12-25  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:06:05  

Additional Information
 Earth MOID = 1.20553 au 
 Jupiter MOID = 2.73167 au 
 T_jup = 3.532 
[ 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 17.7   n/a MPO446664  

392917 (2012 VF87)          Discovered 2008-Aug-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1943-Jul-22 01:18 00:03 Eunom 0.0441315235597132 0.0440876634220178 0.0441754071752461 3.82972065897495 3.82972057591764 2430927.554176227 3.03362735167653 2712.06540883663 109.448299531944 36.3386298415932 35755.8447289381 T 16 CATAB v2.0f-lin.ifort 2019-Nov-08 13:06:07 2019-Nov-08 13:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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