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243555 (1991 VB8)
Classification: Main-belt Asteroid          SPK-ID: 2243555
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276762632113835 5.8085e-08  
a 2.972784255110368 2.2593e-08 au
q 2.59323027008424 1.7695e-07 au
i 9.836575672695414 5.5517e-06 deg
node 212.5224583315862 2.8098e-05 deg
peri 149.3686574160884 3.5724e-05 deg
M 234.8658274259714 2.3883e-05 deg
tp 2459651.254141327345
(2022-Mar-12.75414133)
0.00012913 TDB
period 1872.162384253994
5.13
2.1342e-05
5.843e-08
d
yr
n .1922910122689226 2.1921e-09 deg/d
Q 3.352338240136496 2.5477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      10460 days (28.64 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:55:45  

Additional Information
 Earth MOID = 1.59712 au 
 Jupiter MOID = 2.14657 au 
 T_jup = 3.228 
[ 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 15.8   n/a MPO433596  

243555 (1991 VB8)          Discovered 1991-Nov-04 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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