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305172 (2007 VQ280)
Classification: Main-belt Asteroid          SPK-ID: 2305172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1526420194039924 5.0461e-08  
a 2.555297965408841 2.3656e-08 au
q 2.165252123789922 1.3762e-07 au
i 2.087047183490661 1.0251e-05 deg
node 244.3871742972526 0.00021437 deg
peri 220.0631356787201 0.00022431 deg
M 349.0398603391305 6.5967e-05 deg
tp 2459045.922845615085
(2020-Jul-15.42284562)
0.00027385 TDB
period 1491.972267453143
4.08
2.0719e-05
5.673e-08
d
yr
n .2412913482732051 3.3507e-09 deg/d
Q 2.945343807027759 2.7267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5830 days (15.96 yr)  
   first obs. used      2003-12-01  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62461  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:48:32  

Additional Information
 Earth MOID = 1.18261 au 
 Jupiter MOID = 2.19187 au 
 T_jup = 3.421 
[ 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 17.6   n/a MPO494621  

305172 (2007 VQ280)          Discovered 2007-Nov-14 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2007 VQ280 = 2003 YL18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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