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JPL Small-Body Database Browser
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305417 (2008 CS121)
Classification: Main-belt Asteroid          SPK-ID: 2305417
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035529973624 6.2931e-08  
a 2.726359639193744 2.7055e-08 au
q 2.171400962747986 1.6401e-07 au
i 8.730323719280719 8.0862e-06 deg
node .454381522027404 4.2486e-05 deg
peri 96.56427138793154 4.9713e-05 deg
M 204.7492502924746 2.2202e-05 deg
tp 2459309.594877396526
(2021-Apr-05.09487740)
0.00010607 TDB
period 1644.270036335778
4.50
2.4475e-05
6.701e-08
d
yr
n .2189421397000292 3.2589e-09 deg/d
Q 3.281318315639501 3.2562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      8005 days (21.92 yr)  
   first obs. used      1997-09-23  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:42  

Additional Information
 Earth MOID = 1.20871 au 
 Jupiter MOID = 1.96792 au 
 T_jup = 3.310 
[ 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 16.8   n/a MPO397065  

305417 (2008 CS121)          Discovered 2008-Feb-07 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 CS121 = 1997 SF6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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