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 ]  
119473 (2001 UO18)
Classification: TransNeptunian Object          SPK-ID: 2119473
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2814938806987529 0.00014025  
a 39.3832787859759 0.014561 au
q 28.29712680587067 0.0055066 au
i 3.674470193932853 0.00041037 deg
node 36.37572191050018 0.0017374 deg
peri 47.46045775888057 0.048062 deg
M 346.9521192021441 0.030115 deg
tp 2461872.427795516880
(2028-Apr-10.92779552)
5.786 TDB
period 90274.73691970234
247.16
50.065
0.1371
d
yr
n .003987826631056407 2.2116e-06 deg/d
Q 50.46943076608112 0.01866 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      4751 days (13.01 yr)  
   first obs. used      2001-10-19  
   last obs. used      2014-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .4716  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 11:25:52  

Additional Information
 Earth MOID = 27.3143 au 
 Jupiter MOID = 23.1836 au 
 T_jup = 5.401 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.8   n/a MPO314198  

119473 (2001 UO18)          Discovered 2001-Oct-19 by Buie, M. W. at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | 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