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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2092393170917258 5.4246e-08  
a 2.519642824424861 9.621e-09 au
q 1.992434480527136 1.3608e-07 au
i 2.169933232750998 6.0153e-06 deg
node 180.4832229356841 0.0001093 deg
peri 195.1754064038122 0.00011028 deg
M 88.14261520189643 1.4296e-05 deg
tp 2458842.823563782156
(2019-Dec-25.32356378)
5.816e-05 TDB
period 1460.854284201604
4.00
8.3672e-06
2.291e-08
d
yr
n .2464311491523946 1.4115e-09 deg/d
Q 3.046851168322586 1.1634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      8751 days (23.96 yr)  
   first obs. used      1997-02-02  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52656  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:25:32  

Additional Information
 Earth MOID = .99232 au 
 Jupiter MOID = 2.41722 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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