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187642 (2007 CP40)
Classification: Main-belt Asteroid          SPK-ID: 2187642
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 .05367129186437108 4.3049e-08  
a 2.902276274024554 2.5122e-08 au
q 2.746507357050343 1.2384e-07 au
i 1.518819023632452 4.8337e-06 deg
node 168.64522868 0.00017803 deg
peri 118.6207548466115 0.000184 deg
M 148.6502982945305 4.594e-05 deg
tp 2458454.790220868824
(2018-Dec-02.29022087)
0.00023031 TDB
period 1805.953459678331
4.94
2.3448e-05
6.42e-08
d
yr
n .199340685149285 2.5882e-09 deg/d
Q 3.058045190998766 2.647e-08 au
  Orbit Determination Parameters
   # obs. used (total)      413  
   data-arc span      6930 days (18.97 yr)  
   first obs. used      2002-02-11  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4737  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:15  

Additional Information
 Earth MOID = 1.72862 au 
 Jupiter MOID = 2.01929 au 
 T_jup = 3.284 
[ 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 16.5   n/a MPO449935  

187642 (2007 CP40)          Discovered 2007-Feb-07 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2007 CP40 = 2005 WL165 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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