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Highly curated inchoate miscellany

@20korg Have you ever done an episode about DTMF - Touch Tone?

@astVintageSpace A great post or video would be about the actual problems the women of @HiddenFigures were solving and the methods they used
"NF-104 on a zero-G trajectory through the thin atmosphere at the edge of space for about 80 seconds."

The Romance Division - A Different Side of IBM: Cornelius E. Deloca, Samuel J. Kalow

Project Apollo Reentry Simulation ~ 1965 NASA; How Atmospheric Re-entry Was Simulated in the 1960s - YouTube

"vernier engine throttle settings were controlled using a proportional-plus-derivative
feedback loop closed around the measured vs. desired velocity magnitude as
a function of altitude, represented by the [~parabolic] descent contour"
Surveyor Spacecraft Automatic Landing System
Sam W. Thurman
AAS 04-062

Ron Baalke on Twitter: "50 years today (1965), Mariner 4 flew by & took the 1st closeup images of that planet."

.@dweinberger MARC: "Avram was asked solely to make computers print a record intended purely for human consumption according to the best card-construction practices of the 1960s. She did that, brilliantly."

"And here's another by @libskrat: Terrific explanation of why data structures like Linked Data matter"

Remarkable research and model (in Orbiter) of the Gemini rendezvous process

Gemini semi-optical rendezvous tutorial (v 0.3)
"The pitch/yaw thrusters were rated at 113 lbf (500 N) thrust each and the roll thrusters were rated at 43 lbf (190 N) thrust."