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JPL Small-Body Database Browser
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392575 (2011 SG128)
Classification: Main-belt Asteroid          SPK-ID: 2392575
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01944922502852711 2.2787e-07  
a 3.098916228847989 1.1428e-07 au
q 3.038644709768569 7.2417e-07 au
i 10.35673849171686 1.5571e-05 deg
node 37.497709291444 9.122e-05 deg
peri 135.9166235215587 0.00067766 deg
M 358.4368515893404 0.00064318 deg
tp 2458609.151888104587
(2019-May-05.65188810)
0.0035597 TDB
period 1992.56813774786
5.46
0.00011022
3.018e-07
d
yr
n .1806713623389046 9.9937e-09 deg/d
Q 3.159187747927408 1.165e-07 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      5838 days (15.98 yr)  
   first obs. used      2003-04-09  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69344  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:26:13  

Additional Information
 Earth MOID = 2.04502 au 
 Jupiter MOID = 1.80934 au 
 T_jup = 3.197 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO256156  

392575 (2011 SG128)          Discovered 2011-Sep-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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