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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1253341970324512 4.2116e-08  
a 3.060694761985677 2.8188e-08 au
q 2.677085041630773 1.3802e-07 au
i 14.17913584231637 9.0168e-06 deg
node 205.9056329491837 1.934e-05 deg
peri 100.8910993448561 4.2355e-05 deg
M 13.20673843214469 3.6119e-05 deg
tp 2458928.750061528253
(2020-Mar-20.25006153)
0.00019611 TDB
period 1955.818083514074
5.35
2.7019e-05
7.397e-08
d
yr
n .1840661987096355 2.5428e-09 deg/d
Q 3.44430448234058 3.1721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      9948 days (27.24 yr)  
   first obs. used      1992-04-29  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54814  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:34:54  

Additional Information
 Earth MOID = 1.70931 au 
 Jupiter MOID = 1.91905 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 15.1   n/a MPO436412  

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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