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 ]  
186179 (2001 UA197)
Classification: Main-belt Asteroid          SPK-ID: 2186179
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2261948346574914 3.6791e-08  
a 2.765549847057989 1.2044e-08 au
q 2.139996756665657 9.8391e-08 au
i 10.14079325554917 3.4997e-06 deg
node 49.20887052681269 2.2476e-05 deg
peri 2.204002452932575 2.5098e-05 deg
M 34.54826212844043 9.0351e-06 deg
tp 2459039.289112728188
(2020-Jul-08.78911273)
4.205e-05 TDB
period 1679.850615990226
4.60
1.0974e-05
3.005e-08
d
yr
n .2143047700630153 1.4e-09 deg/d
Q 3.391102937450321 1.4769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      7169 days (19.63 yr)  
   first obs. used      2001-07-19  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:14  

Additional Information
 Earth MOID = 1.15001 au 
 Jupiter MOID = 2.00411 au 
 T_jup = 3.280 
[ 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 15.64   n/a MPCxxxxx  

186179 (2001 UA197)          Discovered 2001-Oct-19 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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-Jun-22 12:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin