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91268 (1999 CT135)
Classification: Main-belt Asteroid          SPK-ID: 2091268
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 .1270592142752722 4.1283e-08  
a 2.407927637768736 1.1885e-08 au
q 2.101978244082129 9.6018e-08 au
i 5.150234161909404 6.2804e-06 deg
node 341.2952267755618 3.9766e-05 deg
peri 308.9531822654533 4.6396e-05 deg
M 135.2499948056008 2.4033e-05 deg
tp 2458487.758664217095
(2019-Jan-04.25866422)
9.0321e-05 TDB
period 1364.782905516252
3.74
1.0104e-05
2.766e-08
d
yr
n .2637782159674868 1.9529e-09 deg/d
Q 2.713877031455344 1.3395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      9519 days (26.06 yr)  
   first obs. used      1993-10-21  
   last obs. used      2019-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6193  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:47:13  

Additional Information
 Earth MOID = 1.09046 au 
 Jupiter MOID = 2.4606 au 
 T_jup = 3.505 
[ 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 16.3   n/a MPO432450  

91268 (1999 CT135)          Discovered 1999-Feb-08 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 CT135 = 2000 QM16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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