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9366 (1992 WR1)
Classification: Main-belt Asteroid          SPK-ID: 2009366
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057324892476274 6.0362e-08  
a 2.258756635511881 1.2936e-08 AU
q 1.794057010283426 1.3799e-07 AU
i 7.727621726541188 5.2582e-06 deg
node 98.21976070818461 4.3051e-05 deg
peri 227.9197035970914 4.5774e-05 deg
M 251.0373748798621 1.9325e-05 deg
tp 2457375.799206237882
(2015-Dec-19.29920624)
6.8249e-05 JED
period 1239.945477604573
3.39
1.0651e-05
2.916e-08
d
yr
n .2903353465956238 2.4941e-09 deg/d
Q 2.723456260740336 1.5597e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1079  
   data-arc span      13037 days (35.69 yr)  
   first obs. used      1978-09-07  
   last obs. used      2014-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54373  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:42:16  

Additional Information
 Earth MOID = .793071 AU 
 T_jup = 3.581 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO253429  

9366 (1992 WR1)          Discovered 1992-Nov-17 by Sugie, A. at Dynic (402)
Reference: 19981005/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 WR1 = 1978 RP4 = 1998 KV6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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