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 ]  
447991 (2008 CE195)
Classification: Main-belt Asteroid          SPK-ID: 2447991
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205563623245673 5.7661e-08  
a 2.837186388377427 4.4654e-08 au
q 2.495145518157867 1.7545e-07 au
i 5.66688842735 9.1909e-06 deg
node 139.39848310438 6.2505e-05 deg
peri 288.4900975031077 7.5782e-05 deg
M 226.6305670729845 4.2469e-05 deg
tp 2459247.171962964360
(2021-Feb-01.67196296)
0.00021204 TDB
period 1745.541699907857
4.78
4.1209e-05
1.128e-07
d
yr
n .2062397019899344 4.869e-09 deg/d
Q 3.179227258596987 5.0037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6461 days (17.69 yr)  
   first obs. used      2001-11-19  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54091  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:43  

Additional Information
 Earth MOID = 1.51618 au 
 Jupiter MOID = 2.10112 au 
 T_jup = 3.293 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457355.5 (2015-Nov-29.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1198175343531631 5.7463e-08  
q 2.49698046445882 1.7539e-07 au
tp 2457493.154154460621
(2016-Apr-14.65415446)
0.00019975 TDB
node 139.6514133139909 6.2525e-05 deg
peri 286.7813506798554 7.6103e-05 deg
i 5.665902753624706 9.193e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6461 days (17.69 yr)  
   first obs. used      2001-11-19  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54091  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:43  

Additional Information
 Jupiter MOID = 2.10112 au 
 T_jup = 3.293 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.302034754856681E-15 -9.833503537329617E-15 -1.711298894589401E-13 6.75873464753394E-15 -1.528952518161566E-13 -1.718791971858786E-15
q -9.833503537329617E-15 3.076292518438757E-14 2.791843900667915E-12 -2.123393903648038E-14 9.205504952213926E-13 8.760716386821204E-15
tp -1.711298894589401E-13 2.791843900667915E-12 3.989952978413135E-8 -6.057411086833905E-13 8.685626299754661E-9 2.457957365118979E-11
node 6.75873464753394E-15 -2.123393903648038E-14 -6.057411086833905E-13 3.909349457317981E-9 -3.88990533014201E-9 6.703886149181003E-11
peri -1.528952518161566E-13 9.205504952213926E-13 8.685626299754661E-9 -3.88990533014201E-9 5.791695119219994E-9 -6.144438755424793E-11
i -1.718791971858786E-15 8.760716386821204E-15 2.457957365118979E-11 6.703886149181003E-11 -6.144438755424793E-11 8.451062694292701E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO446778  

447991 (2008 CE195)          Discovered 2008-Feb-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-15 02:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin