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19285 (1996 CM9)
Classification: Outer Main-belt Asteroid          SPK-ID: 2019285
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05791357936811059 7.3101e-08  
a 3.404699882392392 6.5637e-08 AU
q 3.207521525528863 2.2578e-07 AU
i 14.35624540655124 9.1072e-06 deg
node 327.0166908130671 2.8487e-05 deg
peri 288.0302570782189 0.00011605 deg
M 259.0229218232928 0.00012162 deg
tp 2457644.131038993528
(2016-Sep-12.63103899)
0.0007822 JED
period 2294.651204228635
6.28
6.6356e-05
1.817e-07
d
yr
n .1568865888360653 4.5368e-09 deg/d
Q 3.60187823925592 6.9439e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      783  
   data-arc span      6835 days (18.71 yr)  
   first obs. used      1996-02-12  
   last obs. used      2014-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50677  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:33:47  

Additional Information
 Earth MOID = 2.23098 AU 
 T_jup = 3.093 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.3 mag n/a MPO279716  

19285 (1996 CM9)          Discovered 1996-Feb-12 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 CM9 = 1999 RC204 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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