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266779 (2009 SO217)
Classification: Jupiter Trojan          SPK-ID: 2266779
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1388923419645925 6.9508e-08  
a 5.218633092359716 2.7686e-07 au
q 4.493804920307952 4.8411e-07 au
i 6.849672641190432 9.8346e-06 deg
node 355.4360100588812 6.0187e-05 deg
peri 90.67435959152736 7.9465e-05 deg
M 263.4152113156367 6.3748e-05 deg
tp 2460168.760803613274
(2023-Aug-12.26080361)
0.00084591 TDB
period 4354.452652738143
11.92
0.00034652
9.487e-07
d
yr
n .08267399572564574 6.5791e-09 deg/d
Q 5.94346126441148 3.1531e-07 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      6378 days (17.46 yr)  
   first obs. used      2002-03-12  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53474  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:53  

Additional Information
 Earth MOID = 3.51908 au 
 Jupiter MOID = .191473 au 
 T_jup = 2.966 
[ 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 13.3   n/a MPO413195  

266779 (2009 SO217)          Discovered 2003-Mar-13 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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