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JPL Small-Body Database Browser
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392741 (2012 SQ31)
Classification: Main-belt Asteroid          SPK-ID: 2392741
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418563399937997 4.8059e-08  
a 2.260146612269889 1.4653e-08 au
q 1.939530486003897 1.0488e-07 au
i 3.855445224580196 5.4798e-06 deg
node 77.98988074401166 7.7466e-05 deg
peri 317.357354420196 8.0886e-05 deg
M 80.01115160308404 2.1906e-05 deg
tp 2458724.663733769311
(2019-Aug-29.16373377)
7.4625e-05 TDB
period 1241.090196222354
3.40
1.2069e-05
3.304e-08
d
yr
n .2900675560050128 2.8208e-09 deg/d
Q 2.58076273853588 1.6731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      6259 days (17.14 yr)  
   first obs. used      2002-12-05  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61392  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:45:56  

Additional Information
 Earth MOID = .948563 au 
 Jupiter MOID = 2.82478 au 
 T_jup = 3.604 
[ 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 17.8   n/a MPO455787  

392741 (2012 SQ31)          Discovered 2009-Dec-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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