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187678 (2008 CS156)
Classification: Main-belt Asteroid          SPK-ID: 2187678
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01617946498321786 8.471e-08  
a 2.850036981505084 2.3533e-08 au
q 2.803924907961946 2.4134e-07 au
i 2.379437144637317 8.8294e-06 deg
node 42.72228298931579 0.00013135 deg
peri 319.9629329646673 0.00023104 deg
M 37.15890702884207 0.00018572 deg
tp 2459019.101120305601
(2020-Jun-18.60112031)
0.00090741 TDB
period 1757.414356651996
4.81
2.1767e-05
5.959e-08
d
yr
n .2048463975711605 2.5372e-09 deg/d
Q 2.896149055048221 2.3914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      7875 days (21.56 yr)  
   first obs. used      1999-05-17  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60702  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:23  

Additional Information
 Earth MOID = 1.79815 au 
 Jupiter MOID = 2.14887 au 
 T_jup = 3.304 
[ 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 16.2   n/a MPO449935  

187678 (2008 CS156)          Discovered 2008-Feb-09 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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