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 ]  
441620 (2008 UQ345)
Classification: Main-belt Asteroid          SPK-ID: 2441620
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2019817053061029 1.3428e-07  
a 2.604648150976941 5.7756e-08 au
q 2.078556875720231 3.814e-07 au
i 15.0245970751176 1.1532e-05 deg
node 99.48403379030222 4.0062e-05 deg
peri .2553240701533955 4.9149e-05 deg
M 267.8829198504068 3.91e-05 deg
tp 2459393.379788264176
(2021-Jun-27.87978826)
0.00017709 TDB
period 1535.401725124351
4.20
5.1069e-05
1.398e-07
d
yr
n .2344663250725759 7.7986e-09 deg/d
Q 3.130739426233651 6.9421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4851 days (13.28 yr)  
   first obs. used      2005-03-01  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7066  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:40:51  

Additional Information
 Earth MOID = 1.09544 au 
 Jupiter MOID = 2.05146 au 
 T_jup = 3.336 
[ 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 16.8   n/a MPO446752  

441620 (2008 UQ345)          Discovered 2008-Oct-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 18:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin