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213461 (2002 CM197)
Classification: Main-belt Asteroid          SPK-ID: 2213461
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09480634679474277 4.1426e-08  
a 2.21773234636428 1.1229e-08 au
q 2.00747724443695 9.0764e-08 au
i 3.504341231316148 4.4585e-06 deg
node 123.7665131899312 8.9553e-05 deg
peri 152.8139659293336 9.5105e-05 deg
M 128.7134617331779 3.4192e-05 deg
tp 2458769.195893492643
(2019-Oct-12.69589349)
0.00011422 TDB
period 1206.318874901532
3.30
9.1616e-06
2.508e-08
d
yr
n .2984285560726102 2.2665e-09 deg/d
Q 2.427987448291611 1.2293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6909 days (18.92 yr)  
   first obs. used      2002-01-12  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60923  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:47  

Additional Information
 Earth MOID = .989946 au 
 Jupiter MOID = 2.64946 au 
 T_jup = 3.644 
[ 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 17.55   n/a MPCxxxxx  

213461 (2002 CM197)          Discovered 2002-Feb-10 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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