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JPL Small-Body Database Browser
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212978 (2009 CT25)
Classification: Main-belt Asteroid          SPK-ID: 2212978
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06768848036786249 6.2315e-08  
a 3.024414280533789 4.6894e-08 au
q 2.819696273881595 1.903e-07 au
i 8.90989918678328 6.9617e-06 deg
node 341.5559118709183 4.9562e-05 deg
peri 177.6918047492727 7.5957e-05 deg
M 330.1718216457363 5.8808e-05 deg
tp 2458759.678562133250
(2019-Oct-03.17856213)
0.00031465 TDB
period 1921.145893905346
5.26
4.4682e-05
1.223e-07
d
yr
n .1873881630448088 4.3582e-09 deg/d
Q 3.229132287185984 5.0068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      6315 days (17.29 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56642  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:44:39  

Additional Information
 Earth MOID = 1.82887 au 
 Jupiter MOID = 1.75758 au 
 T_jup = 3.223 
[ 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 16.0   n/a MPO422828  

212978 (2009 CT25)          Discovered 2009-Feb-01 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2009 CT25 = 2004 EA85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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