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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05311293601969445 7.5514e-08  
a 2.631849884165121 4.29e-08 au
q 2.492064609654018 2.1016e-07 au
i 22.75763688790791 9.3202e-06 deg
node 65.17775019915211 2.5016e-05 deg
peri 14.49698368644242 0.0001054 deg
M 264.4648092030396 9.9806e-05 deg
tp 2459414.357636144172
(2021-Jul-18.85763614)
0.00043125 TDB
period 1559.516946258532
4.27
3.8131e-05
1.044e-07
d
yr
n .2308407105569986 5.6442e-09 deg/d
Q 2.771635158676224 4.5179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      5279 days (14.45 yr)  
   first obs. used      2006-05-08  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52628  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:21:12  

Additional Information
 Earth MOID = 1.50908 au 
 Jupiter MOID = 2.51051 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 16.3   n/a MPO247266  

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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