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JPL Small-Body Database Browser
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508338 (2015 SO20)
Classification: TransNeptunian Object          SPK-ID: 2508338
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7969037686640412 4.6058e-05  
a 163.2854567921773 0.037829 au
q 33.16266090646174 0.00030417 au
i 23.4375879636935 0.00013196 deg
node 33.62020988309272 8.4874e-05 deg
peri 354.6363936855106 0.0048038 deg
M .2978607986275109 0.00037788 deg
tp 2457969.934023199459
(2017-Aug-04.43402320)
0.68515 TDB
period 762113.5533584391
2086.55
264.84
0.7251
d
yr
n .0004723705521487871 1.6415e-07 deg/d
Q 293.4082526778928 0.067975 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      2601 days (7.12 yr)  
   first obs. used      2010-10-08  
   last obs. used      2017-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .38206  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 19:07:44  

Additional Information
 Earth MOID = 32.168 au 
 Jupiter MOID = 28.1984 au 
 T_jup = 6.242 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.5   n/a MPO386929  

508338 (2015 SO20)          Discovered 2010-Oct-08 by Schwamb, M. E. at La Silla
Reference: Last Updated: 2017-12-07

Alternate Designations
 2015 SO20 = 2010 TF182 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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