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 ]  
18506 (1996 PY6)
Classification: Main-belt Asteroid          SPK-ID: 2018506
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2333733839400086 6.8515e-08  
a 2.309448074105646 1.6943e-08 AU
q 1.770484362017875 1.5935e-07 AU
i 23.20018281841875 1.1113e-05 deg
node 30.09801817050823 1.4031e-05 deg
peri 283.4408171716069 2.8172e-05 deg
M 87.51100643363883 2.7292e-05 deg
tp 2456688.883168346658
(2014-Jan-31.38316835)
9.5775e-05 JED
period 1281.919428960893
3.51
1.4107e-05
3.862e-08
d
yr
n .2808288819616466 3.0905e-09 deg/d
Q 2.848411786193416 2.0898e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8238 days (22.55 yr)  
   first obs. used      1992-04-04  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52877  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:31:57  

Additional Information
 Earth MOID = .899126 AU 
 T_jup = 3.444 
[ 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 14.2 mag n/a MPO267777  

18506 (1996 PY6)          Discovered 1996-Aug-15 by McNaught, R. H., Child, J. B. at Macquarie (424)
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 PY6 = 1992 GX3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-26 07:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin