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212686 (2006 WV74)
Classification: Main-belt Asteroid          SPK-ID: 2212686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0744602939807254 4.9934e-08  
a 3.104896909421891 3.3675e-08 au
q 2.873705372766491 1.6525e-07 au
i 10.29900081758018 5.9922e-06 deg
node 55.97990711415127 2.8055e-05 deg
peri 290.25161287533 4.6613e-05 deg
M 235.9937827268799 3.8826e-05 deg
tp 2459688.851342124609
(2022-Apr-19.35134212)
0.00021887 TDB
period 1998.339185035156
5.47
3.251e-05
8.901e-08
d
yr
n .1801495975737806 2.9308e-09 deg/d
Q 3.33608844607729 3.6182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      8925 days (24.44 yr)  
   first obs. used      1995-11-21  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55608  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:48:55  

Additional Information
 Earth MOID = 1.88887 au 
 Jupiter MOID = 2.00557 au 
 T_jup = 3.192 
[ 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 15.3   n/a MPO433390  
diameter diameter 4.922 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212686 (2006 WV74)          Discovered 2006-Nov-18 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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