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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1892868684992609 1.7115e-07  
a 2.428271742195772 3.4845e-08 AU
q 1.96863178825029 4.2909e-07 AU
i 7.594504090480845 1.7247e-05 deg
node 35.89082368022289 5.4797e-05 deg
peri 327.7525589928164 6.4242e-05 deg
M 214.8689903969935 2.5415e-05 deg
tp 2457557.688406658880
(2016-Jun-18.18840666)
9.4875e-05 JED
period 1382.115558528033
3.78
2.975e-05
8.145e-08
d
yr
n .2604702608104662 5.6066e-09 deg/d
Q 2.887911696141255 4.1441e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      8435 days (23.09 yr)  
   first obs. used      1992-04-24  
   last obs. used      2015-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56746  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 21:42:55  

Additional Information
 Earth MOID = .971956 AU 
 T_jup = 3.473 
[ 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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