(08/07/1997) --- STS-85 Payload Commander N. Jan Davis gives a thumbs up as she is assisted with her ascent/reentry flight suit in the Operations and Checkout (O&C) Building. She has logged nearly 400 hours in space on the STS-47 and STS-60 missions and holds a doctorate in mechanical engineering. Davis will have overall responsibility for the experiments conducted on STS-85. She will also deploy and retrieve the Cryogenic Infrared Spectrometers and Telescopes for the AtmosphereShuttle Pallet Satellite-2 (CRISTA-SPAS-2) free-flyer and operate the prototype Japanese robotic arm. The primary payload aboard the Space Shuttle orbiter Discovery is the CRISTA-SPAS-2. Other payloads on the 11-day mission include the Manipulator Flight Demonstration (MFD), and Technology Applications and Science-1 (TAS-1) and International Extreme Ultraviolet Hitchhiker-2 (IEH-2) experiments