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 ]  
312299 (2008 CH19)
Classification: Main-belt Asteroid          SPK-ID: 2312299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06775548226756768 5.8618e-08  
a 2.719569582768128 3.9071e-08 au
q 2.535303834127466 1.4754e-07 au
i 14.91433287201567 8.311e-06 deg
node 104.6383199539349 1.9044e-05 deg
peri 66.76679787049672 6.3829e-05 deg
M 147.1723073301185 5.7916e-05 deg
tp 2457930.812353871853
(2017-Jun-26.31235387)
0.00026876 TDB
period 1638.13122848822
4.48
3.5301e-05
9.665e-08
d
yr
n .2197626134825796 4.7358e-09 deg/d
Q 2.90383533140879 4.1718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      220  
   data-arc span      5689 days (15.58 yr)  
   first obs. used      2002-12-13  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56784  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:12:36  

Additional Information
 Earth MOID = 1.58452 au 
 Jupiter MOID = 2.21969 au 
 T_jup = 3.307 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO455302  

312299 (2008 CH19)          Discovered 2008-Feb-04 by PMO NEO Survey Program at Purple Mountain
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-10 06:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin