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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05791358518043792 7.4554e-08  
a 3.404699887783893 6.6988e-08 AU
q 3.207521510818893 2.2883e-07 AU
i 14.35624526032958 9.1095e-06 deg
node 327.016688674598 2.8644e-05 deg
peri 288.0302645335636 0.00011671 deg
M 259.0229151518378 0.00012259 deg
tp 2457644.131083046420
(2016-Sep-12.63108305)
0.00078882 JED
period 2294.651209679165
6.28
6.7722e-05
1.854e-07
d
yr
n .1568865884634095 4.6302e-09 deg/d
Q 3.601878264748893 7.0868e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      6552 days (17.94 yr)  
   first obs. used      1996-02-12  
   last obs. used      2014-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5031  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 22:21:54  

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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