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312737 (2010 SY40)
Classification: Main-belt Asteroid          SPK-ID: 2312737
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04726180231832522 7.0808e-08  
a 3.091570198494705 6.0469e-08 au
q 2.945457018920223 2.121e-07 au
i 8.786452984565372 9.208e-06 deg
node 13.43029497346232 4.1583e-05 deg
peri 88.56928404399426 0.0001224 deg
M 200.6028321653093 0.00012148 deg
tp 2459879.613997416550
(2022-Oct-27.11399742)
0.0006822 TDB
period 1985.48721642393
5.44
5.8252e-05
1.595e-07
d
yr
n .1813156977401233 5.3196e-09 deg/d
Q 3.237683378069188 6.3326e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      5427 days (14.86 yr)  
   first obs. used      2004-08-21  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53611  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:47:38  

Additional Information
 Earth MOID = 1.97958 au 
 Jupiter MOID = 1.83826 au 
 T_jup = 3.205 
[ 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 15.7   n/a MPO437380  

312737 (2010 SY40)          Discovered 2007-Jan-28 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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