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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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1892870196880146 1.9892e-07  
a 2.428271760320254 3.6791e-08 AU
q 1.968631435816665 4.9004e-07 AU
i 7.594510038270998 2.0947e-05 deg
node 35.89080208485186 6.7486e-05 deg
peri 327.752567900774 7.5257e-05 deg
M 214.8689924990691 2.5462e-05 deg
tp 2457557.688404826804
(2016-Jun-18.18840483)
9.4946e-05 JED
period 1382.115574002082
3.78
3.1411e-05
8.6e-08
d
yr
n .2604702578942634 5.9196e-09 deg/d
Q 2.887912084823844 4.3755e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      8062 days (22.07 yr)  
   first obs. used      1992-04-24  
   last obs. used      2014-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5717  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 17:05:37  

Additional Information
 Earth MOID = .971955 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 (327)
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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