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JPL Small-Body Database Browser
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305161 (2007 VA222)
Classification: Main-belt Asteroid          SPK-ID: 2305161
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1840260033235699 6.0814e-08  
a 2.634111869471546 2.8755e-08 au
q 2.14936678982552 1.7327e-07 au
i 10.31525346047352 6.0335e-06 deg
node 51.48796253097539 3.8982e-05 deg
peri 337.7320385873601 4.5102e-05 deg
M 264.7838794485035 2.6727e-05 deg
tp 2459013.507303652702
(2020-Jun-13.00730365)
0.00012084 TDB
period 1561.527905713818
4.28
2.5569e-05
7e-08
d
yr
n .2305434303688822 3.775e-09 deg/d
Q 3.118856949117571 3.4046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      6626 days (18.14 yr)  
   first obs. used      2001-05-15  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59081  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:20  

Additional Information
 Earth MOID = 1.15851 au 
 Jupiter MOID = 2.32262 au 
 T_jup = 3.351 
[ 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 16.5   n/a MPO450227  

305161 (2007 VA222)          Discovered 2007-Nov-06 by PMO NEO Survey Program at Purple Mountain
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2007 VA222 = 2003 YA7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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