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JPL Small-Body Database Browser
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392604 (2011 SS242)
Classification: Main-belt Asteroid          SPK-ID: 2392604
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07780368595475469 1.5565e-07  
a 2.874936037278824 4.497e-08 au
q 2.651255416694375 4.4963e-07 au
i 3.04010427823087 8.9678e-06 deg
node 118.7463380699678 0.00027838 deg
peri 243.840150210489 0.0002832 deg
M 203.4502296041811 5.7014e-05 deg
tp 2459374.766806831746
(2021-Jun-09.26680683)
0.00028928 TDB
period 1780.494789322751
4.87
4.1776e-05
1.144e-07
d
yr
n .2021909876731139 4.7441e-09 deg/d
Q 3.098616657863272 4.8469e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      9661 days (26.45 yr)  
   first obs. used      1992-11-26  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65729  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:55:36  

Additional Information
 Earth MOID = 1.64914 au 
 Jupiter MOID = 2.28665 au 
 T_jup = 3.290 
[ 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 16.6   n/a MPO434455  

392604 (2011 SS242)          Discovered 2007-Dec-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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