Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
65874 (1997 WL13)
Classification: Main-belt Asteroid          SPK-ID: 2065874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039833470311043 3.6333e-08  
a 2.778699245339805 1.4747e-08 au
q 2.211890872882587 9.9032e-08 au
i 7.061330585011055 4.2624e-06 deg
node 255.5001871172037 4.9127e-05 deg
peri 173.8939460007747 5.193e-05 deg
M 224.0303475621276 1.7368e-05 deg
tp 2459239.499073116142
(2021-Jan-24.99907312)
8.3884e-05 TDB
period 1691.845659654984
4.63
1.3468e-05
3.687e-08
d
yr
n .2127853672381761 1.6939e-09 deg/d
Q 3.345507617797022 1.7755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1034  
   data-arc span      24719 days (67.68 yr)  
   first obs. used      1951-12-27  
   last obs. used      2019-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55147  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:33:57  

Additional Information
 Earth MOID = 1.22618 au 
 Jupiter MOID = 1.95856 au 
 T_jup = 3.293 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO347953  
diameter diameter 7.170 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65874 (1997 WL13)          Discovered 1997-Nov-24 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WL13 = 2001 MJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-20 00:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin