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243367 (2008 WV77)
Classification: Main-belt Asteroid          SPK-ID: 2243367
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2287316076049505 5.3694e-08  
a 3.135808872399863 2.6351e-08 au
q 2.418550267873975 1.7639e-07 au
i 11.88303567170726 6.322e-06 deg
node 80.49981581096171 2.4148e-05 deg
peri 337.9503298354715 2.8562e-05 deg
M 318.784979242924 1.1683e-05 deg
tp 2458832.707277079891
(2019-Dec-15.20727708)
6.592e-05 TDB
period 2028.256160332247
5.55
2.5566e-05
7e-08
d
yr
n .1774923735180613 2.2373e-09 deg/d
Q 3.85306747692575 3.2379e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6279 days (17.19 yr)  
   first obs. used      2002-09-18  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49747  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:26:40  

Additional Information
 Earth MOID = 1.43559 au 
 Jupiter MOID = 1.50729 au 
 T_jup = 3.138 
[ 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 15.6   n/a MPO418301  
diameter diameter 5.074 km 1.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243367 (2008 WV77)          Discovered 2008-Nov-20 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2008 WV77 = 2002 SK53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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