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233171 (2005 VE21)
Classification: Main-belt Asteroid          SPK-ID: 2233171
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09201472093936464 4.9663e-08  
a 2.273372471754806 1.5095e-08 au
q 2.064188738175054 1.1269e-07 au
i 6.404047577543218 6.5878e-06 deg
node 199.3966028662428 4.0046e-05 deg
peri 216.8486378502376 5.1506e-05 deg
M 136.6843633117808 3.3258e-05 deg
tp 2458725.142166115023
(2019-Aug-29.64216611)
0.0001142 TDB
period 1251.999980482349
3.43
1.247e-05
3.414e-08
d
yr
n .2875399405847477 2.8638e-09 deg/d
Q 2.482556205334558 1.6484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      7780 days (21.30 yr)  
   first obs. used      1998-10-14  
   last obs. used      2020-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55694  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:02:30  

Additional Information
 Earth MOID = 1.07808 au 
 Jupiter MOID = 2.79095 au 
 T_jup = 3.597 
[ 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 17.28   n/a E2021B55  

233171 (2005 VE21)          Discovered 2005-Nov-01 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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