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
JPL Small-Body Database Browser
Search: [ help ]  
312328 (2008 CE161)
Classification: Main-belt Asteroid          SPK-ID: 2312328
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04469792257201929 9.5288e-08  
a 2.990843668999987 3.6296e-08 au
q 2.857159170258011 2.9776e-07 au
i 9.220400213043149 1.0174e-05 deg
node 331.1233085684158 2.6236e-05 deg
peri 11.06774823113753 6.3934e-05 deg
M 322.9189519222838 5.6887e-05 deg
tp 2459195.098055599204
(2020-Dec-11.59805560)
0.00029818 TDB
period 1889.248110487281
5.17
3.4391e-05
9.416e-08
d
yr
n .1905519968508253 3.4687e-09 deg/d
Q 3.124528167741962 3.7918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      279  
   data-arc span      6880 days (18.84 yr)  
   first obs. used      2001-12-19  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:47:51  

Additional Information
 Earth MOID = 1.84862 au 
 Jupiter MOID = 2.1307 au 
 T_jup = 3.235 
[ 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 15.6   n/a MPO471270  

312328 (2008 CE161)          Discovered 2008-Feb-09 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ 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-Nov-24 16:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin