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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05704684339350468 3.1982e-08  
a 3.400725946187776 2.3419e-08 au
q 3.206725265711374 1.1186e-07 au
i 14.35424560020118 5.2555e-06 deg
node 326.9740006173354 1.3932e-05 deg
peri 291.4036278407779 4.8321e-05 deg
M 241.5806299922457 4.6819e-05 deg
tp 2459953.987626317159
(2023-Jan-09.48762632)
0.00029755 TDB
period 2290.634931231392
6.27
2.3661e-05
6.478e-08
d
yr
n .1571616651311924 1.6234e-09 deg/d
Q 3.594726626664178 2.4755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2033  
   data-arc span      9171 days (25.11 yr)  
   first obs. used      1996-02-12  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:52:30  

Additional Information
 Earth MOID = 2.22423 au 
 Jupiter MOID = 1.65038 au 
 T_jup = 3.094 
[ 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 12.46   n/a MPCxxxxx  

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

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