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392552 (2011 SA46)
Classification: Main-belt Asteroid          SPK-ID: 2392552
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08119902604832874 6.5111e-08  
a 3.105475978289535 3.9934e-08 au
q 2.853314353435944 1.9016e-07 au
i 9.355086105131585 7.0114e-06 deg
node 190.3054500574826 3.4054e-05 deg
peri 231.7477269706783 5.1704e-05 deg
M 155.9251251036023 3.9775e-05 deg
tp 2458134.726500014106
(2018-Jan-16.22650001)
0.00021645 TDB
period 1998.898251887446
5.47
3.8556e-05
1.056e-07
d
yr
n .1800992119834376 3.4739e-09 deg/d
Q 3.357637603143126 4.3176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      8919 days (24.42 yr)  
   first obs. used      1995-11-25  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:23:51  

Additional Information
 Earth MOID = 1.87646 au 
 Jupiter MOID = 1.97921 au 
 T_jup = 3.195 
[ 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 16.4   n/a MPO427954  

392552 (2011 SA46)          Discovered 2006-Oct-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2011 SA46 = 2006 UE101 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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