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10006 Sessai (1976 UR15)
Classification: Main-belt Asteroid          SPK-ID: 2010006
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05598077844410507 7.9216e-08  
a 2.635906730640906 2.5488e-08 AU
q 2.488346619953572 2.0658e-07 AU
i 9.910336905539101 7.9821e-06 deg
node 49.36211779018843 3.5893e-05 deg
peri 339.0653936784773 6.9722e-05 deg
M 280.4280067909861 6.0353e-05 deg
tp 2457146.002521767137
(2015-May-03.50252177)
0.00026382 JED
period 1563.124195085257
4.28
2.2672e-05
6.207e-08
d
yr
n .2303079954439351 3.3405e-09 deg/d
Q 2.78346684132824 2.6915e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      970  
   data-arc span      13397 days (36.68 yr)  
   first obs. used      1976-10-22  
   last obs. used      2013-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54307  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:42:01  

Additional Information
 Earth MOID = 1.49548 AU 
 T_jup = 3.374 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO266011  

10006 Sessai           Discovered 1976 Oct. 22 by H. Kosai and K. Hurukawa at the Kiso Station of the Tokyo Astronomical Observatory.
Nishiyama Sessai (1735-1798) was a Confucian scholar in the Edo period, born at Kamogata, Okayama prefecture.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1976 UR15 = 1989 VU 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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