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91626 (1999 TJ55)
Classification: Main-belt Asteroid          SPK-ID: 2091626
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1248410011685966 3.7353e-08  
a 3.059331668394875 2.1949e-08 au
q 2.677401640005665 1.1777e-07 au
i 14.18135673644171 6.3561e-06 deg
node 205.8963860687945 1.5667e-05 deg
peri 100.8556958894399 3.7574e-05 deg
M 86.20377153233483 2.9521e-05 deg
tp 2458928.482559985888
(2020-Mar-19.98255999)
0.00016202 TDB
period 1954.511680986967
5.35
2.1033e-05
5.759e-08
d
yr
n .1841892292085005 1.9821e-09 deg/d
Q 3.441261696784084 2.4689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      10468 days (28.66 yr)  
   first obs. used      1992-04-29  
   last obs. used      2020-12-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .507  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:17:46  

Additional Information
 Earth MOID = 1.70909 au 
 Jupiter MOID = 1.91811 au 
 T_jup = 3.176 
[ 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 15.17   n/a MPO637245  

91626 (1999 TJ55)          Discovered 1999-Oct-06 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TJ55 = 2003 KU33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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