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JPL Small-Body Database Browser
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146717 (2001 WU62)
Classification: Main-belt Asteroid          SPK-ID: 2146717
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09264881474622272 5.5157e-08  
a 2.74588187651998 1.873e-08 au
q 2.49147917522727 1.5075e-07 au
i 2.629458298020254 5.5889e-06 deg
node 41.50501356752152 0.00010238 deg
peri 305.885497167912 0.00010545 deg
M 359.8782534108112 2.3647e-05 deg
tp 2458601.062050715582
(2019-Apr-27.56205072)
0.00010917 TDB
period 1661.962433262355
4.55
1.7005e-05
4.656e-08
d
yr
n .2166113943341889 2.2163e-09 deg/d
Q 3.00028457781269 2.0465e-08 au
  Orbit Determination Parameters
   # obs. used (total)      382  
   data-arc span      8027 days (21.98 yr)  
   first obs. used      1997-12-03  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55026  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:01:06  

Additional Information
 Earth MOID = 1.48488 au 
 Jupiter MOID = 2.3592 au 
 T_jup = 3.340 
[ 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 16.2   n/a MPO264279  
rotation period rot_per 28.627 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

146717 (2001 WU62)          Discovered 2001-Nov-19 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 WU62 = 2001 XR219 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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