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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
146622 (2001 TX231)
Classification: Main-belt Asteroid          SPK-ID: 2146622
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09353947558299834 5.4329e-08  
a 2.861155678411446 2.6794e-08 au
q 2.593524676691521 1.5707e-07 au
i 1.614086421055353 5.7755e-06 deg
node 266.3866283186443 0.00024259 deg
peri 152.8114961479635 0.00024566 deg
M 200.3201377054252 4.0384e-05 deg
tp 2459384.576267527552
(2021-Jun-19.07626753)
0.00020408 TDB
period 1767.708540411916
4.84
2.4831e-05
6.798e-08
d
yr
n .2036534823303574 2.8607e-09 deg/d
Q 3.12878668013137 2.93e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6082 days (16.65 yr)  
   first obs. used      2001-10-11  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6237  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:13:32  

Additional Information
 Earth MOID = 1.60566 au 
 Jupiter MOID = 2.1479 au 
 T_jup = 3.295 
[ 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 16.2   n/a MPO412893  

146622 (2001 TX231)          Discovered 2001-Oct-15 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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 2019-Dec-15 19:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin