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 ]  
193926 (2001 RW2)
Classification: Main-belt Asteroid          SPK-ID: 2193926
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 .07877193959681568 4.3541e-08  
a 2.237850450514719 1.1516e-08 au
q 2.061570630000066 9.7424e-08 au
i 3.131867078918937 5.4798e-06 deg
node 212.1193783046942 7.6721e-05 deg
peri 119.2026801194485 8.5503e-05 deg
M 230.3063536787314 4.0945e-05 deg
tp 2459441.015523530028
(2021-Aug-14.51552353)
0.00014097 TDB
period 1222.770682828766
3.35
9.4389e-06
2.584e-08
d
yr
n .2944133393574447 2.2727e-09 deg/d
Q 2.414130271029371 1.2424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      7835 days (21.45 yr)  
   first obs. used      1998-11-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57877  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 05:58:37  

Additional Information
 Earth MOID = 1.05307 au 
 Jupiter MOID = 2.80614 au 
 T_jup = 3.631 
[ 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 17.1   n/a MPO454348  

193926 (2001 RW2)          Discovered 2001-Sep-09 by Yeung, W. K. Y. at Desert Eagle
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-21 05:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin