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91651 (1999 TU100)
Classification: Main-belt Asteroid          SPK-ID: 2091651
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03685828084026541 3.7686e-08  
a 3.168834780107508 2.2544e-08 au
q 3.052036977845905 1.2997e-07 au
i 21.52482705696097 3.7187e-06 deg
node 180.8878016243298 9.7789e-06 deg
peri 153.6227201136615 5.5442e-05 deg
M 354.0752930250625 5.4304e-05 deg
tp 2459430.408782454107
(2021-Aug-03.90878245)
0.00031077 TDB
period 2060.38235057306
5.64
2.1987e-05
6.02e-08
d
yr
n .1747248513849248 1.8645e-09 deg/d
Q 3.285632582369111 2.3374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      7947 days (21.76 yr)  
   first obs. used      1999-10-02  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50642  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:40:59  

Additional Information
 Earth MOID = 2.05317 au 
 Jupiter MOID = 1.88557 au 
 T_jup = 3.093 
[ 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 13.94   n/a E2021B10  

91651 (1999 TU100)          Discovered 1999-Oct-02 by LINEAR at Socorro
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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