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JPL Small-Body Database Browser
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65661 (1985 VB1)
Classification: Main-belt Asteroid          SPK-ID: 2065661
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2311694116067037 4.8233e-08  
a 3.137883263302687 2.9312e-08 au
q 2.412500635634481 1.4759e-07 au
i 25.66189149645895 5.5917e-06 deg
node 135.4959923485102 1.0852e-05 deg
peri 188.5941003845195 1.4654e-05 deg
M 44.84572857128408 9.5272e-06 deg
tp 2458347.586399498479
(2018-Aug-17.08639950)
5.3607e-05 TDB
period 2030.269082055868
5.56
2.8448e-05
7.789e-08
d
yr
n .177316397704023 2.4845e-09 deg/d
Q 3.863265890970892 3.6088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1034  
   data-arc span      12526 days (34.29 yr)  
   first obs. used      1985-08-17  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48157  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:56:53  

Additional Information
 Earth MOID = 1.40095 au 
 Jupiter MOID = 1.48274 au 
 T_jup = 3.020 
[ 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 13.9   n/a MPO351304  

65661 (1985 VB1)          Discovered 1985-Nov-01 by West, R. M. at La Silla
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1985 VB1 = 2002 UD3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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