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JPL Small-Body Database Browser
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100523 (1997 CT2)
Classification: Main-belt Asteroid          SPK-ID: 2100523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2091178234367811 6.0804e-08  
a 2.519263582867825 1.0213e-08 au
q 1.992440665754958 1.5373e-07 au
i 2.169896388611738 6.5522e-06 deg
node 180.491082554518 0.00011838 deg
peri 195.1438995108774 0.00011925 deg
M 38.88584818408214 1.4894e-05 deg
tp 2458842.739630215276
(2019-Dec-25.23963022)
6.0428e-05 TDB
period 1460.524478047751
4.00
8.8816e-06
2.432e-08
d
yr
n .2464867966343183 1.4989e-09 deg/d
Q 3.046086499980691 1.2349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      8260 days (22.61 yr)  
   first obs. used      1997-02-02  
   last obs. used      2019-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:04:58  

Additional Information
 Earth MOID = .993736 au 
 Jupiter MOID = 2.41686 au 
 T_jup = 3.425 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO439689  

100523 (1997 CT2)          Discovered 1997-Feb-02 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1997 CT2 = 2003 QK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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