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 ]  
213372 (2001 TW226)
Classification: Main-belt Asteroid          SPK-ID: 2213372
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406257600481119 5.1838e-08  
a 3.044726577776342 2.4763e-08 au
q 2.616559588637857 1.5476e-07 au
i 9.780202475824819 5.8777e-06 deg
node 209.1863467150195 2.8254e-05 deg
peri 217.4357444689707 3.3091e-05 deg
M 201.8103984224128 1.812e-05 deg
tp 2460053.200083873568
(2023-Apr-18.70008387)
0.00010225 TDB
period 1940.532292471349
5.31
2.3673e-05
6.481e-08
d
yr
n .1855161088515177 2.2632e-09 deg/d
Q 3.472893566914827 2.8245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      9918 days (27.15 yr)  
   first obs. used      1993-04-21  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62959  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:26  

Additional Information
 Earth MOID = 1.63673 au 
 Jupiter MOID = 1.91239 au 
 T_jup = 3.202 
[ 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 15.95   n/a E2021B55  

213372 (2001 TW226)          Discovered 2001-Oct-14 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2001 TW226 = 2006 UW220 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-14 21:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin