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 ]  
233201 (2005 WR197)
Classification: Main-belt Asteroid          SPK-ID: 2233201
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16624104621567 5.949e-08  
a 2.363807961216174 2.1838e-08 au
q 1.970846052690667 1.3727e-07 au
i 1.884113975960397 7.4297e-06 deg
node 342.8084066861426 0.00021121 deg
peri 169.0038169980634 0.00021317 deg
M 298.827642448312 3.5109e-05 deg
tp 2459226.063814813127
(2021-Jan-11.56381481)
0.00013188 TDB
period 1327.445542116187
3.63
1.8395e-05
5.036e-08
d
yr
n .27119756598534 3.7581e-09 deg/d
Q 2.75676986974168 2.5468e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      6031 days (16.51 yr)  
   first obs. used      2003-04-28  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61152  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:53:06  

Additional Information
 Earth MOID = .981542 au 
 Jupiter MOID = 2.23923 au 
 T_jup = 3.530 
[ 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 17.2   n/a MPO503132  

233201 (2005 WR197)          Discovered 2005-Nov-21 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-05 15:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin