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392207 (2009 SB311)
Classification: Jupiter Trojan          SPK-ID: 2392207
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05720541740674551 8.2397e-08  
a 5.28996750854704 3.2959e-07 au
q 4.987352709152485 5.1911e-07 au
i 5.024888600296772 9.5967e-06 deg
node 331.5039638220342 8.6148e-05 deg
peri 129.3099367445708 0.00017078 deg
M 242.9183826716356 0.00016297 deg
tp 2460445.820444545473
(2024-May-15.32044455)
0.0021159 TDB
period 4444.039738340014
12.17
0.00041532
1.137e-06
d
yr
n .08100737644044359 7.5706e-09 deg/d
Q 5.592582307941595 3.4844e-07 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      7969 days (21.82 yr)  
   first obs. used      1997-11-23  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57565  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:39  

Additional Information
 Earth MOID = 4.00702 au 
 Jupiter MOID = .305865 au 
 T_jup = 2.989 
[ 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 13.6   n/a MPO494987  

392207 (2009 SB311)          Discovered 2002-Feb-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2009 SB311 = 2010 VV116 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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