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216279 (2006 WM202)
Classification: Main-belt Asteroid          SPK-ID: 2216279
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221103223793739 5.8956e-08  
a 3.078367597822593 3.7044e-08 au
q 2.702467138050257 1.6788e-07 au
i 4.53431816415288 5.3236e-06 deg
node 251.8858095529833 6.9021e-05 deg
peri 297.422792980234 7.3015e-05 deg
M 120.6919047286599 2.0907e-05 deg
tp 2458539.114322324225
(2019-Feb-24.61432232)
0.00011701 TDB
period 1972.782221795024
5.40
3.561e-05
9.749e-08
d
yr
n .1824833963033375 3.2939e-09 deg/d
Q 3.454268057594929 4.1568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      262  
   data-arc span      6740 days (18.45 yr)  
   first obs. used      2002-01-13  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5785  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:10  

Additional Information
 Earth MOID = 1.70601 au 
 Jupiter MOID = 1.54617 au 
 T_jup = 3.212 
[ 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 15.86   n/a E2021B55  
diameter diameter 4.239 km 0.872 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216279 (2006 WM202)          Discovered 2006-Nov-25 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2006 WM202 = 2005 TL82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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