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 ]  
181538 (2006 UL176)
Classification: Main-belt Asteroid          SPK-ID: 2181538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2193358325568782 6.4195e-08  
a 3.064168587531192 2.798e-08 au
q 2.392086619290404 2.0074e-07 au
i 6.054960888903673 6.322e-06 deg
node 119.992328305195 6.5204e-05 deg
peri 324.522950506865 6.6987e-05 deg
M 191.7651879950795 1.3898e-05 deg
tp 2460116.047281423561
(2023-Jun-20.54728142)
8.0791e-05 TDB
period 1959.14874801799
5.36
2.6835e-05
7.347e-08
d
yr
n .183753275683738 2.5169e-09 deg/d
Q 3.736250555771979 3.4117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      8560 days (23.44 yr)  
   first obs. used      1997-01-09  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6455  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:01  

Additional Information
 Earth MOID = 1.41106 au 
 Jupiter MOID = 1.51594 au 
 T_jup = 3.187 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.46   n/a E2021B55  

181538 (2006 UL176)          Discovered 2006-Oct-16 by CSS at Catalina
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-10 09:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin