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 ]  
146922 (2002 CE255)
Classification: Main-belt Asteroid          SPK-ID: 2146922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05364131901656582 4.9525e-08  
a 3.036168126664388 3.371e-08 au
q 2.873304063594055 1.579e-07 au
i 7.613701841297086 9.0804e-06 deg
node 305.9459649722592 4.6112e-05 deg
peri 101.4544218946205 0.00010316 deg
M 179.3559725304384 9.2869e-05 deg
tp 2457637.778890893570
(2016-Sep-06.27889089)
0.00049355 TDB
period 1932.356053654678
5.29
3.2182e-05
8.811e-08
d
yr
n .186301069784282 3.1027e-09 deg/d
Q 3.199032189734722 3.5519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      5908 days (16.18 yr)  
   first obs. used      2002-01-13  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55714  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:27:22  

Additional Information
 Earth MOID = 1.8954 au 
 Jupiter MOID = 2.03385 au 
 T_jup = 3.226 
[ 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 15.2   n/a MPO436738  

146922 (2002 CE255)          Discovered 2002-Feb-06 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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 2019-Dec-16 08:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin