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 ]  
146431 (2001 QT267)
Classification: Main-belt Asteroid          SPK-ID: 2146431
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125926461020091 4.6066e-08  
a 2.700411555913542 1.7778e-08 au
q 2.396365073268793 1.2607e-07 au
i 11.90899547659981 5.785e-06 deg
node 319.5109329035643 2.156e-05 deg
peri 81.74340892416345 3.5855e-05 deg
M 299.4902053008498 2.5702e-05 deg
tp 2458872.937284132679
(2020-Jan-24.43728413)
0.00011499 TDB
period 1620.852008759859
4.44
1.6006e-05
4.382e-08
d
yr
n .2221054100278051 2.1933e-09 deg/d
Q 3.004458038558291 1.978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      6660 days (18.23 yr)  
   first obs. used      2001-08-13  
   last obs. used      2019-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48986  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:58:47  

Additional Information
 Earth MOID = 1.43784 au 
 Jupiter MOID = 2.40186 au 
 T_jup = 3.328 
[ 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 15.6   n/a MPO453929  
diameter diameter 2.490 km 0.515 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146431 (2001 QT267)          Discovered 2001-Aug-20 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-13 21:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin