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11491 (1988 VT2)
Classification: Main-belt Asteroid          SPK-ID: 2011491
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1697113710599999 5.34e-08  
a 2.405762923936234 9.5374e-09 au
q 1.997477599669701 1.2948e-07 au
i 1.634909223497103 4.4967e-06 deg
node 275.5145432659719 0.00020849 deg
peri 112.5821618912473 0.00020908 deg
M 113.2649086324426 1.5102e-05 deg
tp 2456971.684429517453
(2014-Nov-10.18442952)
5.666e-05 JED
period 1362.942920606386
3.73
8.1049e-06
2.219e-08
d
yr
n .2641343188750946 1.5707e-09 deg/d
Q 2.814048248202767 1.1156e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1171  
   data-arc span      9907 days (27.12 yr)  
   first obs. used      1988-11-02  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48839  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:17:54  

Additional Information
 Earth MOID = 1.00137 au 
 Jupiter MOID = 2.63358 au 
 T_jup = 3.503 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8 mag n/a MPO358742  

11491 (1988 VT2)          Discovered 1988-Nov-08 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1988 VT2 = 1988 VN1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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