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 ]  
109175 (2001 QB66)
Classification: Main-belt Asteroid          SPK-ID: 2109175
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .269916112402167 9.752e-08  
a 2.552868232428473 2.2058e-08 au
q 1.863807963656388 2.5535e-07 au
i 3.07566314727624 6.4981e-06 deg
node 217.7454132604659 0.00019562 deg
peri 125.4211511533265 0.0001963 deg
M 117.3478648256606 2.662e-05 deg
tp 2458114.860820605392
(2017-Dec-27.36082061)
0.00010461 TDB
period 1489.844786198689
4.08
1.931e-05
5.287e-08
d
yr
n .2416359095490297 3.1318e-09 deg/d
Q 3.241928501200558 2.8012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      7696 days (21.07 yr)  
   first obs. used      1997-12-05  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62012  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:11:52  

Additional Information
 Earth MOID = .857295 au 
 Jupiter MOID = 2.1872 au 
 T_jup = 3.385 
[ 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 16.6   n/a MPO412770  

109175 (2001 QB66)          Discovered 2001-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-05 18:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin