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186207 (2001 WQ26)
Classification: Main-belt Asteroid          SPK-ID: 2186207
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103518357974629 7.4234e-08  
a 2.597186411273338 2.0663e-08 au
q 2.328329938624303 2.0004e-07 au
i 9.201857140600522 6.1474e-06 deg
node 221.9611002970318 4.4424e-05 deg
peri 93.12850257378899 5.5526e-05 deg
M 287.3032215701952 3.1369e-05 deg
tp 2459509.220717178092
(2021-Oct-21.72071718)
0.00013353 TDB
period 1528.808574253783
4.19
1.8244e-05
4.995e-08
d
yr
n .2354774862351339 2.8101e-09 deg/d
Q 2.866042883922374 2.2802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      6711 days (18.37 yr)  
   first obs. used      2001-11-17  
   last obs. used      2020-04-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46403  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:20  

Additional Information
 Earth MOID = 1.33552 au 
 Jupiter MOID = 2.38184 au 
 T_jup = 3.391 
[ 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 16.48   n/a E2021B55  

186207 (2001 WQ26)          Discovered 2001-Nov-17 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2001 WQ26 = 2005 TF53 = 2005 TJ154 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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