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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1298601127261755 3.2354e-08  
a 2.363259390921301 9.8913e-09 au
q 2.056366260015068 7.8836e-08 au
i 11.98485849812343 5.3104e-06 deg
node 336.6578406434485 1.7835e-05 deg
peri 96.9167703221371 2.9598e-05 deg
M 61.0647666522011 2.1851e-05 deg
tp 2458975.411287792646
(2020-May-05.91128779)
8.0239e-05 TDB
period 1326.983477332694
3.63
8.331e-06
2.281e-08
d
yr
n .271291998845094 1.7032e-09 deg/d
Q 2.670152521827534 1.1176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      8012 days (21.94 yr)  
   first obs. used      1999-02-05  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:19:30  

Additional Information
 Earth MOID = 1.11083 au 
 Jupiter MOID = 2.58929 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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