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 ]  
312629 (2009 UB101)
Classification: Jupiter Trojan          SPK-ID: 2312629
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02921040699506407 6.2725e-08  
a 5.284209189104645 3.4711e-07 au
q 5.12985528804384 5.5373e-07 au
i 4.689223642361929 6.0507e-06 deg
node 80.78031353207625 0.00011403 deg
peri 21.93797092206867 0.00027833 deg
M 265.4449328432884 0.00026573 deg
tp 2460165.834855319920
(2023-Aug-09.33485532)
0.0033666 TDB
period 4436.785468301508
12.15
0.00043717
1.197e-06
d
yr
n .08113982579775608 7.995e-09 deg/d
Q 5.438563090165449 3.5725e-07 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      5960 days (16.32 yr)  
   first obs. used      2003-06-01  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5157  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:11:52  

Additional Information
 Earth MOID = 4.14728 au 
 Jupiter MOID = .0540184 au 
 T_jup = 2.993 
[ 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 13.8   n/a MPO413278  

312629 (2009 UB101)          Discovered 2009-Oct-23 by Mt. Lemmon Survey at Mount Lemmon
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-Jul-07 12:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin