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452673 (2005 WQ146)
Classification: Main-belt Asteroid          SPK-ID: 2452673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06881576615625912 6.4201e-08  
a 2.857148294151868 2.7615e-08 au
q 2.660531445267758 1.8304e-07 au
i 4.685611697711582 6.2576e-06 deg
node 281.8228069968023 7.5584e-05 deg
peri 121.2798107656866 9.7714e-05 deg
M 67.03218329148081 5.8733e-05 deg
tp 2458872.043043643703
(2020-Jan-23.54304364)
0.00028728 TDB
period 1763.996016273196
4.83
2.5574e-05
7.002e-08
d
yr
n .2040820935415568 2.9588e-09 deg/d
Q 3.053765143035978 2.9516e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6013 days (16.46 yr)  
   first obs. used      2004-08-20  
   last obs. used      2021-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48702  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:20:04  

Additional Information
 Earth MOID = 1.67226 au 
 Jupiter MOID = 2.233 au 
 T_jup = 3.295 
[ 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 17.04   n/a MPCxxxxx  

452673 (2005 WQ146)          Discovered 2005-Nov-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 2005 WQ146 = 2004 QH6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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