Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
294739 (2008 CM)
Classification: Apollo [NEO, PHA]          SPK-ID: 2294739
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 289 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4081239355363477 1.5943e-08  
a 1.565854303834144 4.9134e-09 au
q .9267916828768252 2.5536e-08 au
i 36.01470717586881 3.6493e-06 deg
node 279.5622987925694 5.7739e-07 deg
peri 130.6791210354371 4.6278e-06 deg
M 112.0872112612741 4.562e-06 deg
tp 2458777.667252243873
(2019-Oct-21.16725224)		 8.087e-06 TDB
period 715.6908293954622
1.96		 3.3686e-06
9.223e-09		 d
yr
n .5030104972898547 2.3676e-09 deg/d
Q 2.204916924791463 6.9187e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1391  
   # delay obs. used      7  
   # Doppler obs. used      1  
   data-arc span      4353 days (11.92 yr)  
   first obs. used      2008-02-02  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36452  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-04 05:43:33  

Additional Information
 Earth MOID = .0439887 au 
 Jupiter MOID = 3.31723 au 
 T_jup = 4.133 
[ 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 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 3.05785 h n/a LCDB (Rev. 2019-August); 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.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
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

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-05 22:00 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin