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91745 (1999 TF184)
Classification: Main-belt Asteroid          SPK-ID: 2091745
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07919256871772704 4.7906e-08  
a 3.035836261544221 3.1643e-08 au
q 2.795420589786113 1.4472e-07 au
i 14.32994117804047 6.5623e-06 deg
node 291.922814272128 1.877e-05 deg
peri 317.7901416657102 4.3853e-05 deg
M 82.43517036406598 3.9696e-05 deg
tp 2458558.088933352755
(2019-Mar-15.58893335)
0.00021232 TDB
period 1932.039241134803
5.29
3.0207e-05
8.27e-08
d
yr
n .1863316191179172 2.9133e-09 deg/d
Q 3.276251933302329 3.4149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      713  
   data-arc span      9049 days (24.77 yr)  
   first obs. used      1995-10-26  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:19:20  

Additional Information
 Earth MOID = 1.79668 au 
 Jupiter MOID = 1.91483 au 
 T_jup = 3.189 
[ 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 14.0   n/a MPO302520  
diameter diameter 10.197 km 1.921 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.047   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

91745 (1999 TF184)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TF184 = 1998 MT40 = 2002 FG35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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