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 ]  
129101 Geoffcollyer (2004 XF6)
Classification: Main-belt Asteroid          SPK-ID: 2129101
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0768855593070656 7.8911e-08  
a 3.043866343575941 4.8376e-08 AU
q 2.809836977294152 2.2875e-07 AU
i 1.11323390945111 6.7769e-06 deg
node 78.45031603052604 0.00040593 deg
peri 101.7585164034556 0.00040859 deg
M 204.7954857047428 5.3038e-05 deg
tp 2457836.754837510063
(2017-Mar-24.25483751)
0.00029704 JED
period 1939.709955413472
5.31
4.6241e-05
1.266e-07
d
yr
n .1855947581210727 4.4245e-09 deg/d
Q 3.27789570985773 5.2095e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7238 days (19.82 yr)  
   first obs. used      1994-12-31  
   last obs. used      2014-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60143  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 16:21:33  

Additional Information
 Earth MOID = 1.8142 AU 
 T_jup = 3.234 
[ 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 15.1 mag n/a MPO314242  

129101 Geoffcollyer           Discovered 2004 Dec. 9 at the Jarnac Observatory.
Canadian computer scientist Geoff Collyer (b. 1958) is co-author of C News and designer of the NOV database used by USENET newsreaders. While at Bell Laboratories, he contributed to the Plan 9 operating system. Geoff is a noted Plan 9 and UNIX enthusiast.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-23 21:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin