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JPL Small-Body Database Browser
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185187 (2006 SN391)
Classification: Main-belt Asteroid          SPK-ID: 2185187
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1559922720983524 3.1076e-08  
a 2.588417832942473 1.6138e-08 au
q 2.184644654041883 7.8452e-08 au
i 13.60128125231177 5.9038e-06 deg
node 183.5743775965851 1.5685e-05 deg
peri 263.2636623036231 2.7078e-05 deg
M 64.62035622095165 2.0418e-05 deg
tp 2458727.465926396748
(2019-Aug-31.96592640)
8.5876e-05 TDB
period 1521.072805001063
4.16
1.4225e-05
3.895e-08
d
yr
n .2366750617172124 2.2134e-09 deg/d
Q 2.992191011843063 1.8655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      6273 days (17.17 yr)  
   first obs. used      2002-11-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55505  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:01:40  

Additional Information
 Earth MOID = 1.24883 au 
 Jupiter MOID = 2.3522 au 
 T_jup = 3.365 
[ 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 16.0   n/a MPO417999  

185187 (2006 SN391)          Discovered 2006-Sep-18 by CSS at Catalina
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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