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359684 (2011 SC154)
Classification: Main-belt Asteroid          SPK-ID: 2359684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08913169871149462 6.6691e-08  
a 2.606414716950454 2.8568e-08 au
q 2.37410054568202 1.8143e-07 au
i .7785000177694538 1.0419e-05 deg
node 126.0029563537965 0.00054733 deg
peri 285.5625380968661 0.00055271 deg
M 77.66204828503935 7.6953e-05 deg
tp 2459064.933957651884
(2020-Aug-03.43395765)
0.0003256 TDB
period 1536.964036890018
4.21
2.5269e-05
6.918e-08
d
yr
n .2342279919108874 3.8509e-09 deg/d
Q 2.838728888218887 3.1114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      6226 days (17.05 yr)  
   first obs. used      2003-11-30  
   last obs. used      2020-12-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59636  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:29:04  

Additional Information
 Earth MOID = 1.38439 au 
 Jupiter MOID = 2.44468 au 
 T_jup = 3.406 
[ 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 17.72   n/a MPCxxxxx  

359684 (2011 SC154)          Discovered 2003-Nov-30 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 SC154 = 2003 WK164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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