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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06884156857104988 4.2016e-08  
a 2.220965644199296 7.2998e-09 au
q 2.068070885510204 9.6575e-08 au
i 4.064070568864751 4.9137e-06 deg
node 9.338539299219796 5.3541e-05 deg
peri 80.61442362015067 6.4777e-05 deg
M 12.7788238576996 3.5508e-05 deg
tp 2458957.585943283537
(2020-Apr-18.08594328)
0.00011924 TDB
period 1208.957928363495
3.31
5.9604e-06
1.632e-08
d
yr
n .2977771116380484 1.4681e-09 deg/d
Q 2.373860402888388 7.8024e-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 = 1.08911 au 
 Jupiter MOID = 2.72537 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1926-Oct-27 10:26 < 00:01 Juno 0.00551300292280259 0.00550798282825712 0.00551803417225901 6.77923721809955 6.7792368925801 2424815.934887618 0.323103207940142 466.430828649287 28.3320815381245 57.6797531108871 24605.3787706236 T 25 CATAB v2.0f-lin.ifort 2019-Dec-13 23:20:36 2019-Dec-13 23:20

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