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
JPL Small-Body Database Browser
Search: [ help ]  
66339 (1999 JW64)
Classification: Main-belt Asteroid          SPK-ID: 2066339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .156643963136448 3.1704e-08  
a 2.410994163946421 8.7771e-09 au
q 2.033326483007007 7.7545e-08 au
i 3.926630632168211 3.6567e-06 deg
node 255.8323912737754 4.657e-05 deg
peri 349.6942912438889 4.7745e-05 deg
M 274.9809439977114 1.1287e-05 deg
tp 2459523.428550580137
(2021-Nov-04.92855058)
4.3687e-05 TDB
period 1367.390837716663
3.74
7.4669e-06
2.044e-08
d
yr
n .2632751295899757 1.4377e-09 deg/d
Q 2.788661844885835 1.0152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1338  
   data-arc span      7988 days (21.87 yr)  
   first obs. used      1999-05-10  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51909  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:01:29  

Additional Information
 Earth MOID = 1.01851 au 
 Jupiter MOID = 2.23636 au 
 T_jup = 3.500 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.14   n/a MPCxxxxx  
diameter diameter 2.838 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.182   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66339 (1999 JW64)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JW64 = 2000 UQ60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-19 00:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin