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392957 (2012 WF27)
Classification: Main-belt Asteroid          SPK-ID: 2392957
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05322665534410682 6.9126e-08  
a 2.631621540182193 3.7697e-08 au
q 2.491549127466787 2.0111e-07 au
i 22.75782882636246 8.8206e-06 deg
node 65.17590064979966 2.3356e-05 deg
peri 14.62871359901139 0.00010378 deg
M 310.5217496392584 9.9076e-05 deg
tp 2459414.811466765844
(2021-Jul-19.31146677)
0.00042868 TDB
period 1559.313990959554
4.27
3.3504e-05
9.173e-08
d
yr
n .2308707560421921 4.9606e-09 deg/d
Q 2.771693952897598 3.9703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      5357 days (14.67 yr)  
   first obs. used      2006-05-08  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5357  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:32:27  

Additional Information
 Earth MOID = 1.50809 au 
 Jupiter MOID = 2.50971 au 
 T_jup = 3.287 
[ 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 16.44   n/a MPCxxxxx  

392957 (2012 WF27)          Discovered 2006-May-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 WF27 = 2006 JR54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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