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(2012 SQ31 = 2004 PR107)
Classification: Main-belt Asteroid          SPK-ID: 3259224
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1421428783229233 1.9341e-07  
a 2.259598732845303 3.9005e-08 AU
q 1.938412865103842 4.2123e-07 AU
i 3.854583199761158 1.1371e-05 deg
node 78.02371598929805 0.00023863 deg
peri 316.8895829699372 0.00024541 deg
M 162.3653979005641 4.8275e-05 deg
tp 2456240.953232645474
(2012-Nov-09.45323265)
0.0001705 JED
period 1240.638946796985
3.40
3.2124e-05
8.795e-08
d
yr
n .2901730603649261 7.5135e-09 deg/d
Q 2.580784600586765 4.455e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      4138 days (11.33 yr)  
   first obs. used      2002-12-05  
   last obs. used      2014-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .64864  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-06 07:56:05  

Additional Information
 Earth MOID = .946058 AU 
 T_jup = 3.604 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8 mag n/a E2014E16  

[ show close-approach data ]
Alternate Designations
 2012 SQ31 = 2004 PR107 = 2009 YS20 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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