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 ]  
13634 (1995 WY41)
Classification: Main-belt Asteroid          SPK-ID: 2013634
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086615188244159 5.9119e-08  
a 2.325236901719257 1.4211e-08 au
q 1.840049438179938 1.3634e-07 au
i 3.710932023588747 6.196e-06 deg
node 278.0713423304666 9.0429e-05 deg
peri 123.9073809945804 9.1991e-05 deg
M 313.7163097215194 2.0148e-05 deg
tp 2457767.004016692990
(2017-Jan-13.50401669)
7.3555e-05 JED
period 1295.08787326204
3.55
1.1872e-05
3.25e-08
d
yr
n .2779734158835412 2.5482e-09 deg/d
Q 2.810424365258576 1.7176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      16340 days (44.74 yr)  
   first obs. used      1970-09-27  
   last obs. used      2015-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54716  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:12:26  

Additional Information
 Earth MOID = .850315 au 
 Jupiter MOID = 2.60621 au 
 T_jup = 3.543 
[ 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 MPO337374  

13634 (1995 WY41)          Discovered 1995-Nov-16 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 WY41 = 1970 SQ = 1991 PX9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-03 12:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin