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 ]  
413289 (2003 US155)
Classification: Main-belt Asteroid          SPK-ID: 2413289
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05465814875673675 6.2497e-08  
a 2.392829996772443 1.7657e-08 au
q 2.262042338859273 1.4625e-07 au
i 4.538084428365108 4.651e-06 deg
node 109.9239233829928 0.00011008 deg
peri 329.2507805764251 0.0001469 deg
M 232.1648544588029 9.5725e-05 deg
tp 2459876.580386012864
(2022-Oct-24.08038601)
0.00036001 TDB
period 1351.967318791324
3.70
1.4965e-05
4.097e-08
d
yr
n .2662786259669683 2.9474e-09 deg/d
Q 2.523617654685613 1.8622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      6062 days (16.60 yr)  
   first obs. used      2003-10-20  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57703  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:00:52  

Additional Information
 Earth MOID = 1.27903 au 
 Jupiter MOID = 2.58566 au 
 T_jup = 3.525 
[ 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 18.08   n/a E2021B25  

413289 (2003 US155)          Discovered 2003-Oct-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

Alternate Designations
 2003 US155 = 2014 SO195 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-05 14:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin