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91596 (1999 TF11)
Classification: Main-belt Asteroid          SPK-ID: 2091596
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2116043358974141 4.382e-08  
a 3.176256689063926 1.8292e-08 au
q 2.504147001734835 1.436e-07 au
i 16.5953322407631 5.1899e-06 deg
node 220.0416905301375 1.1699e-05 deg
peri 154.7724404675787 1.4782e-05 deg
M 311.5445499709275 9.0434e-06 deg
tp 2459674.799192705281
(2022-Apr-05.29919271)
5.311e-05 TDB
period 2067.625196211984
5.66
1.7861e-05
4.89e-08
d
yr
n .1741127940690325 1.5041e-09 deg/d
Q 3.848366376393018 2.2162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      11926 days (32.65 yr)  
   first obs. used      1988-12-13  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47186  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:02:32  

Additional Information
 Earth MOID = 1.51611 au 
 Jupiter MOID = 1.66918 au 
 T_jup = 3.102 
[ 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 14.61   n/a MPO637244  
diameter diameter 4.070 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 86.561 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.203   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91596 (1999 TF11)          Discovered 1999-Oct-09 by Juels, C. W. at Fountain Hills
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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