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136682 (1995 SC31)
Classification: Main-belt Asteroid          SPK-ID: 2136682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371962720414283 4.643e-08  
a 2.384949887321005 1.3279e-08 au
q 2.057743653774939 1.1835e-07 au
i 4.748703513206013 6.8107e-06 deg
node 358.9446975800097 4.5211e-05 deg
peri 289.0936374643928 5.2286e-05 deg
M 299.1898845664454 2.4523e-05 deg
tp 2459227.743066412909
(2021-Jan-13.24306641)
9.1372e-05 TDB
period 1345.294336729811
3.68
1.1236e-05
3.076e-08
d
yr
n .2675994317162598 2.2349e-09 deg/d
Q 2.712156120867071 1.5101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      8987 days (24.61 yr)  
   first obs. used      1995-09-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6103  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:40:17  

Additional Information
 Earth MOID = 1.04752 au 
 Jupiter MOID = 2.455 au 
 T_jup = 3.518 
[ 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 17.0   n/a MPO426851  

136682 (1995 SC31)          Discovered 1995-Sep-20 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1995 SC31 = 2006 QB42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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