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181608 (2006 WT93)
Classification: Main-belt Asteroid          SPK-ID: 2181608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04600229629943871 4.8872e-08  
a 2.766671384704615 2.0654e-08 au
q 2.639398147902255 1.3445e-07 au
i 6.772990340050387 4.9673e-06 deg
node 84.68009886258923 4.3973e-05 deg
peri 214.8451141798397 6.9437e-05 deg
M 137.1979666220048 5.3023e-05 deg
tp 2458559.910274994313
(2019-Mar-17.41027499)
0.00024749 TDB
period 1680.872586380301
4.60
1.8822e-05
5.153e-08
d
yr
n .2141744727809781 2.3983e-09 deg/d
Q 2.893944621506975 2.1604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      7050 days (19.30 yr)  
   first obs. used      2001-10-14  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62423  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:18  

Additional Information
 Earth MOID = 1.62465 au 
 Jupiter MOID = 2.20145 au 
 T_jup = 3.327 
[ 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 16.12   n/a MPCxxxxx  

181608 (2006 WT93)          Discovered 2006-Nov-19 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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