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 ]  
118745 (2000 QU155)
Classification: Main-belt Asteroid          SPK-ID: 2118745
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1124281477011338 4.5859e-08  
a 2.74851990639421 1.5876e-08 au
q 2.439508904398616 1.2672e-07 au
i 7.861483052290852 4.6821e-06 deg
node 259.6429295065759 3.631e-05 deg
peri 110.9601307532526 4.2899e-05 deg
M 135.4147010384256 2.2753e-05 deg
tp 2458574.448484121401
(2019-Mar-31.94848412)
0.00010377 TDB
period 1664.358034895648
4.56
1.442e-05
3.948e-08
d
yr
n .2162996136961427 1.8741e-09 deg/d
Q 3.057530908389805 1.7661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      7473 days (20.46 yr)  
   first obs. used      2000-07-30  
   last obs. used      2021-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51587  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:20:40  

Additional Information
 Earth MOID = 1.45203 au 
 Jupiter MOID = 2.4553 au 
 T_jup = 3.324 
[ 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 15.14   n/a E2021B55  

118745 (2000 QU155)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 QU155 = 2001 XW172 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-11 05:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin