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442594 (2012 CM40)
Classification: Outer Main-belt Asteroid          SPK-ID: 2442594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03925531757919939 1.2974e-07  
a 3.40675544865561 5.1302e-08 au
q 3.273022181603966 4.5988e-07 au
i 10.75396614086109 1.2947e-05 deg
node 131.0297741042189 4.7397e-05 deg
peri 241.205780278727 0.00013353 deg
M 246.9053549775895 0.00012485 deg
tp 2459722.021715760588
(2022-May-22.52171576)
0.00080126 TDB
period 2296.729589825768
6.29
5.1879e-05
1.42e-07
d
yr
n .1567446170392701 3.5406e-09 deg/d
Q 3.540488715707254 5.3316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      9586 days (26.25 yr)  
   first obs. used      1993-01-29  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57875  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:35:43  

Additional Information
 Earth MOID = 2.28619 au 
 Jupiter MOID = 1.71996 au 
 T_jup = 3.116 
[ 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 15.8   n/a MPO472463  

442594 (2012 CM40)          Discovered 1999-Jan-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2012 CM40 = 2003 SE398 = 2006 DC131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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