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 ]  
3393 Stur (1984 WY1)
Classification: Main-belt Asteroid          SPK-ID: 2003393
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06400191152137751 5.8187e-08  
a 2.587523746052682 1.9113e-08 AU
q 2.421917280198355 1.4758e-07 AU
i 9.644585996437629 6.4373e-06 deg
node 156.5112108590079 3.825e-05 deg
peri 104.7250586501431 6.6042e-05 deg
M 217.2156478587073 5.4824e-05 deg
tp 2457403.480208401801
(2016-Jan-15.98020840)
0.00023291 JED
period 1520.284763486149
4.16
1.6845e-05
4.612e-08
d
yr
n .2367977425324501 2.6237e-09 deg/d
Q 2.753130211907009 2.0337e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1095  
   data-arc span      14047 days (38.46 yr)  
   first obs. used      1975-10-03  
   last obs. used      2014-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53537  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:43:51  

Additional Information
 Earth MOID = 1.42776 AU 
 T_jup = 3.399 
[ 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 12.3 mag n/a MPO250236  

3393 Stur (1984 WY1)          Discovered 1984-Nov-28 by Antal, M. at Piszkesteto
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 WY1 = 1954 SB1 = 1975 TG3 = 1975 TJ4 = 1975 VC6 = 1979 SP4 = 1982 HU1 = 1982 HZ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-25 06:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin