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 ]  
312622 (2009 SH313)
Classification: Jupiter Trojan          SPK-ID: 2312622
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0297001869538416 1.6966e-07  
a 5.262859872445634 4.6212e-07 au
q 5.106551950322127 1.2726e-06 au
i 8.201943986998375 1.3227e-05 deg
node 49.44158452763207 6.3801e-05 deg
peri 308.99243270761 0.00020625 deg
M 309.5085003920944 0.00019934 deg
tp 2459219.010256515793
(2021-Jan-04.51025652)
0.0024416 TDB
period 4409.924325377384
12.07
0.00058084
1.59e-06
d
yr
n .08163405388349665 1.0752e-08 deg/d
Q 5.41916779456914 4.7585e-07 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      5942 days (16.27 yr)  
   first obs. used      2003-03-26  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60758  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:02:08  

Additional Information
 Earth MOID = 4.11002 au 
 Jupiter MOID = .0514637 au 
 T_jup = 2.979 
[ 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 13.5   n/a MPO476404  

312622 (2009 SH313)          Discovered 2009-Sep-18 by Spacewatch at Kitt Peak
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 2020-Jan-25 09:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin