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305103 (2007 VT55)
Classification: Main-belt Asteroid          SPK-ID: 2305103
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08190589039940026 5.7878e-08  
a 2.700511896809305 3.1445e-08 au
q 2.479324065366966 1.5375e-07 au
i 4.476633445273724 6.5599e-06 deg
node 125.8046675187826 8.7391e-05 deg
peri 301.8916652393588 9.7645e-05 deg
M 285.4564909080041 4.5416e-05 deg
tp 2459336.140918929212
(2021-May-01.64091893)
0.00020681 TDB
period 1620.942350129992
4.44
2.8311e-05
7.751e-08
d
yr
n .2220930312365086 3.8791e-09 deg/d
Q 2.921699728251645 3.402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      5228 days (14.31 yr)  
   first obs. used      2003-12-21  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61988  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:55:06  

Additional Information
 Earth MOID = 1.497 au 
 Jupiter MOID = 2.29099 au 
 T_jup = 3.358 
[ 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 17.2   n/a MPO440437  

305103 (2007 VT55)          Discovered 2007-Nov-01 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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