64 Ori-A Mid-B Type Triple System

64 Orionis: Three-Dimensional Orbit and Physical Parameters

64 Piscium, a double line spectroscopic binary - Discussion on orbital elements

64 x 64-element photocurrent multiplexer for infrared staring array application

64-m Antenna Automatic Subreflector Focusing Controller

64-m-Diameter Antenna: Computation of Boresight Direction

64-Meter Antenna Operation at Ka-Band

64-Meter Antenna Pedestal Tilt at DSS 43Tidbinbilla, Australia

64-Meter to 70-Meter Antenna Extension

64-Meter-Diameter Antenna Hydrostatic Bearing Runner Joint Leak Tests

64-Meter-Diameter Antenna With New Braces: Installation Description and Computed Performance for Gravity Loads

640 GHz SIS Receiver System for JEM/SMILES on International Space Station

640 X 480 MOS PtSi IR sensor

640 X 480 Pace HgCdTe FPA

640 X 480 PtSi MOS infrared imager

640x480 MCT 3- to 5-um snapshot focal plane array

6410 Fujiwara CCD Spectrum

642 Clara CCD Spectrum

64455, an Ellipsoidal Glass Coated Highland Basalt Projectile

6489 Golevka revisited: New evidence for a pyroxene-rich near-Earth asteroid.