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 ]  
359004 (2008 UP23)
Classification: Jupiter Trojan          SPK-ID: 2359004
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 .01518702754288886 1.7091e-07  
a 5.328494626776572 4.3999e-07 au
q 5.247570632117581 1.2736e-06 au
i 11.4993000906963 1.298e-05 deg
node 28.52477991729778 6.5715e-05 deg
peri 2.892131124598528 0.00048726 deg
M 292.7981710596757 0.00048987 deg
tp 2459439.155920395093
(2021-Aug-12.65592040)
0.0061598 TDB
period 4492.677299160078
12.30
0.00055646
1.524e-06
d
yr
n .08013039353333996 9.9249e-09 deg/d
Q 5.409418621435563 4.4667e-07 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      6050 days (16.56 yr)  
   first obs. used      2003-04-01  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60475  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:14:03  

Additional Information
 Earth MOID = 4.25166 au 
 Jupiter MOID = .0478426 au 
 T_jup = 2.960 
[ 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 14.2   n/a MPO408542  

359004 (2008 UP23)          Discovered 2008-Oct-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin