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 ]  
215730 (2004 CB31)
Classification: Main-belt Asteroid          SPK-ID: 2215730
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08074302392046707 5.7081e-08  
a 2.574501758393255 2.0809e-08 au
q 2.366628701332024 1.5356e-07 au
i 5.448041179295106 5.5229e-06 deg
node 137.6311715939094 5.9758e-05 deg
peri 322.8656757842857 6.7923e-05 deg
M 271.3548254968303 3.3627e-05 deg
tp 2458972.027371123795
(2020-May-02.52737112)
0.00014214 TDB
period 1508.822723337116
4.13
1.8293e-05
5.008e-08
d
yr
n .238596618696049 2.8928e-09 deg/d
Q 2.782374815454486 2.2489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      7209 days (19.74 yr)  
   first obs. used      2000-02-04  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57116  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:00:20  

Additional Information
 Earth MOID = 1.38628 au 
 Jupiter MOID = 2.3165 au 
 T_jup = 3.417 
[ 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 16.9   n/a MPO454549  

215730 (2004 CB31)          Discovered 2004-Feb-12 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2004 CB31 = 2008 CA78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin