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JPL Small-Body Database Browser
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154343 (2002 WT9)
Classification: Main-belt Asteroid          SPK-ID: 2154343
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130471364818929 8.6964e-08  
a 2.123380521818188 1.2642e-08 au
q 1.883338434165215 1.9284e-07 au
i 1.752737378590022 6.313e-06 deg
node 333.6396485978663 0.00011839 deg
peri 26.57740083122718 0.0001203 deg
M 290.288987662667 2.3975e-05 deg
tp 2459219.346224900543
(2021-Jan-04.84622490)
7.6696e-05 TDB
period 1130.160620576773
3.09
1.0093e-05
2.763e-08
d
yr
n .3185387930224248 2.8447e-09 deg/d
Q 2.363422609471162 1.4071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      9192 days (25.17 yr)  
   first obs. used      1994-01-04  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54931  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:27:19  

Additional Information
 Earth MOID = .879944 au 
 Jupiter MOID = 3.03931 au 
 T_jup = 3.719 
[ 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 17.0   n/a MPO426966  

154343 (2002 WT9)          Discovered 2002-Nov-24 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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