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11892 (1991 FT2)
Classification: Main-belt Asteroid          SPK-ID: 2011892
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06847932991878448 5.0962e-08  
a 2.220628234710951 1.3709e-08 AU
q 2.068561101199212 1.1299e-07 AU
i 4.067198042850795 8.0575e-06 deg
node 9.389485648761237 8.2446e-05 deg
peri 80.1530650201906 0.00010567 deg
M 78.08255475014755 6.4583e-05 deg
tp 2456538.341630864399
(2013-Sep-02.84163086)
0.00021663 JED
period 1208.682441177915
3.31
1.1192e-05
3.064e-08
d
yr
n .297844982052659 2.7581e-09 deg/d
Q 2.37269536822269 1.4647e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      8503 days (23.28 yr)  
   first obs. used      1991-03-09  
   last obs. used      2014-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59699  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:27:11  

Additional Information
 Earth MOID = 1.08889 AU 
 T_jup = 3.643 
[ 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 15.1 mag n/a PDS3 (MPC 36244)  

11892 (1991 FT2)          Discovered 1991-Mar-20 by Debehogne, H. at La Silla (809)
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 FT2 = 1994 AT15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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