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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .169589363776591 5.372e-08  
a 2.4044002846529 9.7643e-09 AU
q 1.99663957011436 1.3044e-07 AU
i 1.636224751613773 4.5529e-06 deg
node 275.5546810268792 0.0002113 deg
peri 112.33567082365 0.0002119 deg
M 7.771238358521892 1.528e-05 deg
tp 2456971.103453542030
(2014-Nov-09.60345354)
5.7759e-05 JED
period 1361.7851154011
3.73
8.2953e-06
2.271e-08
d
yr
n .2643588888794438 1.6103e-09 deg/d
Q 2.812160999191439 1.142e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1124  
   data-arc span      9612 days (26.32 yr)  
   first obs. used      1988-11-02  
   last obs. used      2015-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48394  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:27:09  

Additional Information
 Earth MOID = 1.00182 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 14.7 mag n/a MPO299046  

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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