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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1526559519547332 3.8157e-08  
a 2.554885467484897 1.7386e-08 au
q 2.164866994310676 9.6587e-08 au
i 2.087027180566437 8.5202e-06 deg
node 244.3740524870606 0.00020797 deg
peri 219.9683490191817 0.00021452 deg
M 84.68755435483345 5.1129e-05 deg
tp 2459045.608642681396
(2020-Jul-15.10864268)
0.00020996 TDB
period 1491.611011760053
4.08
1.5226e-05
4.169e-08
d
yr
n .2413497870166644 2.4636e-09 deg/d
Q 2.944903940659118 2.004e-08 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6362 days (17.42 yr)  
   first obs. used      2003-12-01  
   last obs. used      2021-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59977  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 05:51:33  

Additional Information
 Earth MOID = 1.18248 au 
 Jupiter MOID = 2.1925 au 
 T_jup = 3.421 
[ 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 17.79   n/a MPCxxxxx  

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

Alternate Designations
 2007 VQ280 = 2003 YL18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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