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312625 (2009 SK356)
Classification: Jupiter Trojan          SPK-ID: 2312625
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08899710693102694 9.3509e-08  
a 5.092886291146362 3.3253e-07 au
q 4.639634145305648 6.9819e-07 au
i 4.07689596338614 1.0074e-05 deg
node 277.6170279636874 0.00015898 deg
peri 162.674122842297 0.00018826 deg
M 294.9278196863354 0.0001105 deg
tp 2459759.317353507240
(2022-Jun-28.81735351)
0.0013464 TDB
period 4198.018968257041
11.49
0.00041115
1.126e-06
d
yr
n .0857547340119492 8.3987e-09 deg/d
Q 5.546138436987076 3.6212e-07 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      4040 days (11.06 yr)  
   first obs. used      2008-09-03  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58082  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:11:52  

Additional Information
 Earth MOID = 3.65568 au 
 Jupiter MOID = .293228 au 
 T_jup = 2.988 
[ 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 14.0   n/a MPO455304  

312625 (2009 SK356)          Discovered 2009-Sep-16 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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