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65688 (1990 VD8)
Classification: Main-belt Asteroid          SPK-ID: 2065688
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2785437658910603 3.7972e-08  
a 2.687362579374332 1.1283e-08 au
q 1.938814486200692 1.0362e-07 au
i 3.44079840484918 4.4149e-06 deg
node 289.5548751493084 7.5548e-05 deg
peri 86.01764277023403 7.6039e-05 deg
M 272.3415799341712 1.0297e-05 deg
tp 2459392.313109773051
(2021-Jun-26.81310977)
4.7893e-05 TDB
period 1609.117748327794
4.41
1.0134e-05
2.775e-08
d
yr
n .2237250818804991 1.4089e-09 deg/d
Q 3.435910672547972 1.4425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      755  
   data-arc span      13727 days (37.58 yr)  
   first obs. used      1981-10-01  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:44:01  

Additional Information
 Earth MOID = .943767 au 
 Jupiter MOID = 2.05802 au 
 T_jup = 3.314 
[ 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 15.0   n/a MPO385234  
diameter diameter 6.464 km 0.304 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65688 (1990 VD8)          Discovered 1990-Nov-13 by Shoemaker, C. S. at Palomar
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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