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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2290149138471984 5.3583e-08  
a 3.136956948982151 2.555e-08 au
q 2.418547023568633 1.7606e-07 au
i 11.88256494527162 6.2114e-06 deg
node 80.50052053413094 2.179e-05 deg
peri 337.9071465495712 2.6462e-05 deg
M 29.79245311303367 1.0964e-05 deg
tp 2458832.555792838110
(2019-Dec-15.05579284)
6.1845e-05 TDB
period 2029.370134405956
5.56
2.4793e-05
6.788e-08
d
yr
n .1773949433356475 2.1672e-09 deg/d
Q 3.855366874395668 3.1401e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      6340 days (17.36 yr)  
   first obs. used      2002-09-18  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:20:01  

Additional Information
 Earth MOID = 1.43592 au 
 Jupiter MOID = 1.50607 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 15.7   n/a MPO503159  
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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