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312202 (2007 VW227)
Classification: Main-belt Asteroid          SPK-ID: 2312202
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 .1188715850340667 4.1056e-08  
a 2.306630672859204 1.6536e-08 au
q 2.032437828688234 9.551e-08 au
i 6.107284146055485 4.823e-06 deg
node 104.867768186983 5.2869e-05 deg
peri 358.2978446432107 5.9753e-05 deg
M 169.0583449027114 2.887e-05 deg
tp 2458399.603556965343
(2018-Oct-08.10355697)
9.97e-05 TDB
period 1279.574336404183
3.50
1.376e-05
3.767e-08
d
yr
n .2813435607122756 3.0254e-09 deg/d
Q 2.580823517030173 1.8502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      6197 days (16.97 yr)  
   first obs. used      2002-05-09  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6256  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:44:26  

Additional Information
 Earth MOID = 1.04932 au 
 Jupiter MOID = 2.53571 au 
 T_jup = 3.570 
[ 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 17.3   n/a MPO418614  

312202 (2007 VW227)          Discovered 2007-Nov-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2007 VW227 = 2005 CW3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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