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155434 (1997 VQ8)
Classification: Main-belt Asteroid          SPK-ID: 2155434
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1892711119629729 1.6982e-07  
a 2.428803712201075 3.4758e-08 au
q 1.969101332852981 4.2622e-07 au
i 7.593804206568831 1.6876e-05 deg
node 35.88649514781999 5.3948e-05 deg
peri 327.684307338604 6.3599e-05 deg
M 319.1187672738768 2.4911e-05 deg
tp 2457557.503211526390
(2016-Jun-18.00321153)
9.5053e-05 JED
period 1382.569760754379
3.79
2.9678e-05
8.125e-08
d
yr
n .2603846910434171 5.5894e-09 deg/d
Q 2.888506091549169 4.1336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      8451 days (23.14 yr)  
   first obs. used      1992-04-24  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55931  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 15:14:04  

Additional Information
 Earth MOID = .970555 au 
 Jupiter MOID = 2.57009 au 
 T_jup = 3.472 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3 mag n/a MPO257706  

155434 (1997 VQ8)          Discovered 1997-Nov-03 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20070502/Numbers.arcLast Updated: 2007-05-02

[ show close-approach data ]
Alternate Designations
 1997 VQ8 = 2001 XD114 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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