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118338 (1999 CS)
Classification: Main-belt Asteroid          SPK-ID: 2118338
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1297655722042926 3.5064e-08  
a 2.363123163507345 1.0473e-08 au
q 2.056471134005596 8.6228e-08 au
i 11.98433083531216 5.3623e-06 deg
node 336.6603607035594 1.8599e-05 deg
peri 96.94073543326486 3.0127e-05 deg
M 6.788985292778637 2.1825e-05 deg
tp 2458975.477521213040
(2020-May-05.97752121)
8.041e-05 TDB
period 1326.86874029427
3.63
8.8205e-06
2.415e-08
d
yr
n .2713154580159603 1.8036e-09 deg/d
Q 2.669775193009094 1.1832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      7609 days (20.83 yr)  
   first obs. used      1999-02-05  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52379  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:52:17  

Additional Information
 Earth MOID = 1.11134 au 
 Jupiter MOID = 2.5897 au 
 T_jup = 3.509 
[ 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 15.7   n/a MPO453654  

118338 (1999 CS)          Discovered 1999-Feb-05 by Kobayashi, T. at Oizumi
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1999 CS = 2001 QT135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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