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356231 (2009 SS293)
Classification: Jupiter Trojan          SPK-ID: 2356231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06233511287178184 1.0165e-07  
a 5.217239400744808 2.7853e-07 au
q 4.892022193820273 7.5759e-07 au
i 7.517515485287577 1.0603e-05 deg
node 312.9615194870326 5.6292e-05 deg
peri 93.76964134462172 0.00010764 deg
M 308.6954185317789 9.6109e-05 deg
tp 2459820.816342968405
(2022-Aug-29.31634297)
0.001188 TDB
period 4352.708414685146
11.92
0.00034857
9.543e-07
d
yr
n .08270712524308631 6.6233e-09 deg/d
Q 5.542456607669343 2.959e-07 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      7140 days (19.55 yr)  
   first obs. used      2001-03-25  
   last obs. used      2020-10-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61935  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:16:13  

Additional Information
 Earth MOID = 3.91142 au 
 Jupiter MOID = .154063 au 
 T_jup = 2.979 
[ 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 13.92   n/a E2021B25  

356231 (2009 SS293)          Discovered 2009-Sep-19 by Spacewatch at Kitt Peak
Reference: 20130225/Numbers.arcLast Updated: 2013-02-28

Alternate Designations
 2009 SS293 = 2010 VE49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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