Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
74509 Gillett (1999 FG7)
Classification: Main-belt Asteroid          SPK-ID: 2074509
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1377572893779795 6.1176e-08  
a 3.114650440707422 3.6351e-08 AU
q 2.685584638635639 2.0402e-07 AU
i .9951836098604123 7.4097e-06 deg
node 1.712754938474341 0.00035926 deg
peri 107.4100014226556 0.00036044 deg
M 5.990875057739764 3.0648e-05 deg
tp 2456967.088178139106
(2014-Nov-05.58817814)
0.00017065 JED
period 2007.762764870605
5.50
3.5148e-05
9.623e-08
d
yr
n .1793040524004344 3.1389e-09 deg/d
Q 3.543716242779206 4.1358e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      6177 days (16.91 yr)  
   first obs. used      1997-11-29  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59519  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 15:13:26  

Additional Information
 Earth MOID = 1.70245 AU 
 T_jup = 3.203 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3 mag n/a MPO309717  

74509 Gillett           Discovered 1999 Mar. 22 by C. W. Juels at Fountain Hills.
Frederick C. Gillett (1937-2001), a pioneer in infrared astronomy, was the discoverer of the infrared excess of Vega in 1983 using the Infrared Astronomy Satellite. The Gemini North 8-m Telescope was renamed the Frederick C. Gillett Gemini Telescope in his honor on 2002 Nov. 18.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050919/MPCPages.arcLast Updated: 2005-09-26

[ show close-approach data ]
Alternate Designations
 1999 FG7 = 1997 WW52 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-20 00:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin