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 ]  
66753 (1999 TQ173)
Classification: Main-belt Asteroid          SPK-ID: 2066753
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07109256872397834 6.4272e-08  
a 2.863350945416677 2.2853e-08 au
q 2.659787971548773 1.7939e-07 au
i 2.713197279114067 6.6177e-06 deg
node 137.8764905507811 0.00011648 deg
peri 239.5644586335997 0.00012311 deg
M 109.3259889343336 3.8917e-05 deg
tp 2458463.058484351411
(2018-Dec-10.55848435)
0.00019164 TDB
period 1769.743384161883
4.85
2.1187e-05
5.801e-08
d
yr
n .2034193223841259 2.4353e-09 deg/d
Q 3.06691391928458 2.4477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      568  
   data-arc span      7901 days (21.63 yr)  
   first obs. used      1998-06-16  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 15:02:35  

Additional Information
 Earth MOID = 1.66231 au 
 Jupiter MOID = 2.29228 au 
 T_jup = 3.295 
[ 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 15.5   n/a MPO459298  
diameter diameter 3.211 km 0.641 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.130   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66753 (1999 TQ173)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-26 01:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin