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 ]  
266127 (2006 TR21)
Classification: Main-belt Asteroid          SPK-ID: 2266127
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409122080856363 7.6422e-08  
a 2.342723106050522 2.228e-08 au
q 2.012604820243703 1.8195e-07 au
i 1.892029360894109 1.042e-05 deg
node 194.1027590477136 0.00021473 deg
peri 243.9499352313575 0.00021893 deg
M 146.0978847295353 4.7797e-05 deg
tp 2458068.977937943254
(2017-Nov-11.47793794)
0.00016851 TDB
period 1309.724248880554
3.59
1.8684e-05
5.115e-08
d
yr
n .2748670189986164 3.9211e-09 deg/d
Q 2.672841391857341 2.5419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      8127 days (22.25 yr)  
   first obs. used      1997-03-10  
   last obs. used      2019-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72589  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:17  

Additional Information
 Earth MOID = 1.02874 au 
 Jupiter MOID = 2.55496 au 
 T_jup = 3.549 
[ 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 17.8   n/a MPO191317  

266127 (2006 TR21)          Discovered 2006-Oct-11 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ 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 2019-Dec-15 21:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin