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 ]  
541631 (2011 UT172)
Classification: Main-belt Asteroid          SPK-ID: 2541631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1861116689310952 1.0466e-07  
a 2.622793949391336 5.9347e-08 au
q 2.134661390207736 2.704e-07 au
i 33.32427276357222 1.1359e-05 deg
node 221.7656976961289 1.5858e-05 deg
peri 173.297610019087 3.2806e-05 deg
M 101.1903382444585 3.5481e-05 deg
tp 2458960.404873450940
(2020-Apr-20.90487345)
0.00014219 TDB
period 1551.474659353253
4.25
5.2659e-05
1.442e-07
d
yr
n .2320373058172084 7.8756e-09 deg/d
Q 3.110926508574937 7.0392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      3436 days (9.41 yr)  
   first obs. used      2011-09-21  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56041  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:53  

Additional Information
 Earth MOID = 1.14368 au 
 Jupiter MOID = 2.3222 au 
 T_jup = 3.150 
[ 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 16.27   n/a MPCxxxxx  

541631 (2011 UT172)          Discovered 2011-Sep-21 by Kryachko, T., Satovski, B. at Zelenchukskaya St
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-27 16:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin