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JPL Small-Body Database Browser
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160181 (2001 WH88)
Classification: Main-belt Asteroid          SPK-ID: 2160181
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09247934681877591 4.0825e-08  
a 2.720490185188441 2.1317e-08 au
q 2.468901029835324 1.086e-07 au
i 3.235936867233931 5.867e-06 deg
node 8.32324135776849 8.4267e-05 deg
peri 69.34713765598994 9.242e-05 deg
M 304.046371003441 3.7878e-05 deg
tp 2458855.238701167153
(2020-Jan-06.73870117)
0.00017369 TDB
period 1638.963085411579
4.49
1.9263e-05
5.274e-08
d
yr
n .2196510728059481 2.5816e-09 deg/d
Q 2.972079340541559 2.3288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      8407 days (23.02 yr)  
   first obs. used      1996-09-21  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58858  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 18:38:29  

Additional Information
 Earth MOID = 1.48636 au 
 Jupiter MOID = 2.22619 au 
 T_jup = 3.350 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO454059  

160181 (2001 WH88)          Discovered 2001-Nov-19 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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