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JPL Small-Body Database Browser
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312827 (2011 SW166)
Classification: Main-belt Asteroid          SPK-ID: 2312827
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 .09296754924008793 1.6109e-07  
a 2.442756471608477 2.7572e-08 au
q 2.215659389052673 3.8052e-07 au
i 6.985968634658387 1.079e-05 deg
node 29.53061059482273 4.7667e-05 deg
peri 22.66191586614637 0.00010068 deg
M 310.7434347412968 7.4923e-05 deg
tp 2458791.300851882407
(2019-Nov-03.80085188)
0.00028848 TDB
period 1394.500536464627
3.82
2.361e-05
6.464e-08
d
yr
n .2581569462229689 4.3708e-09 deg/d
Q 2.669853554164282 3.0135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      9898 days (27.10 yr)  
   first obs. used      1992-09-29  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52528  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:33:07  

Additional Information
 Earth MOID = 1.22711 au 
 Jupiter MOID = 2.63671 au 
 T_jup = 3.484 
[ 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 16.8   n/a MPO413278  

312827 (2011 SW166)          Discovered 2002-Apr-08 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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