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JPL Small-Body Database Browser
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295621 (2008 SO223)
Classification: Jupiter Trojan          SPK-ID: 2295621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03824895117941046 1.2095e-07  
a 5.247776433256074 2.431e-07 au
q 5.047054488660002 8.0667e-07 au
i 4.809131559832818 1.1316e-05 deg
node 292.9344395792716 0.00014041 deg
peri 101.2887074183016 0.00022413 deg
M 294.2994393874489 0.0001773 deg
tp 2459401.860605189379
(2021-Jul-06.36060519)
0.0021856 TDB
period 4390.979546878707
12.02
0.00030512
8.354e-07
d
yr
n .08198626209860238 5.6971e-09 deg/d
Q 5.448498377852146 2.524e-07 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      7981 days (21.85 yr)  
   first obs. used      1997-11-23  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56286  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:01:44  

Additional Information
 Earth MOID = 4.05686 au 
 Jupiter MOID = .0348837 au 
 T_jup = 2.992 
[ 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 13.9   n/a MPO418564  

295621 (2008 SO223)          Discovered 2008-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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