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

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06870905125155193 4.2013e-08  
a 2.220518658033875 7.2896e-09 au
q 2.067948927753998 9.6532e-08 au
i 4.064490170888422 4.9142e-06 deg
node 9.343833359310183 5.3535e-05 deg
peri 80.7746083435958 6.482e-05 deg
M 253.4869985940841 3.5598e-05 deg
tp 2458958.085737920264
(2020-Apr-18.58573792)		 0.00011951 TDB
period 1208.592978811178
3.31		 5.9514e-06
1.629e-08		 d
yr
n .2978670291086011 1.4668e-09 deg/d
Q 2.373088388313752 7.7904e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      10497 days (28.74 yr)  
   first obs. used      1991-03-09  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55345  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:20:21  

Additional Information
 Earth MOID = 1.08901 au 
 Jupiter MOID = 2.72704 au 
 T_jup = 3.643 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO502260  
diameter diameter 2.832 km 0.380 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.201   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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