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JPL Small-Body Database Browser
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294739 (2008 CM)
Classification: Apollo [NEO, PHA]          SPK-ID: 2294739
[ 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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 275 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4081126107637993 1.6004e-08  
a 1.5661400683952 5.0722e-09 au
q .9269785562606397 2.5673e-08 au
i 36.01348147864451 3.6592e-06 deg
node 279.56262443847 5.8073e-07 deg
peri 130.676277668647 4.6358e-06 deg
M 270.9062918961321 3.7517e-06 deg
tp 2458777.669460221577
(2019-Oct-21.16946022)		 8.2543e-06 TDB
period 715.8867560592518
1.96		 3.4778e-06
9.522e-09		 d
yr
n .5028728314261535 2.443e-09 deg/d
Q 2.20530158052976 7.1422e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1298  
   # delay obs. used      7  
   # Doppler obs. used      1  
   data-arc span      4303 days (11.78 yr)  
   first obs. used      2008-02-02  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .35611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-15 07:23:53  

Additional Information
 Earth MOID = .0443064 au 
 Jupiter MOID = 3.31677 au 
 T_jup = 4.133 
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[ 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 17.1   n/a MPO437318  
diameter diameter 0.740 km 0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 3.054 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 157-168.]
[Benishek, V. (2016) Minor Planet Bull. 43, 186-188.]
[Warner, B.D. (2016) Minor Planet Bull. 43, 143-154.]
geometric albedo albedo 0.425   0.315 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

294739 (2008 CM)          Discovered 2008-Feb-02 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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