Apollo 17

One particularly interesting piece of information reported at this meeting was that the current ascent profile assures us of losing S-band steerable antenna lock-on for the last three minutes of ascent! Wouldn't that have been a surprise?
Apollo 12 Mission TechniquesSeptember 24, 1969Howard W. Tindall, Jr.
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LM IMU drift checks prior to descent for Apollo 13 and up

December 18, 1969 - Howard W. Tindall, Jr. Posted on 19 April 202219 April 2022 by flight

We are making some fairly substantial changes to the way we are aligning and checking the drift of the LM IMU before descent on the Apollo 13 mission. Just for the record I would like to document what it is we are doing and why….

Rover Navigation

November 24, 1969 - Howard W. Tindall, Jr. Posted on 18 March 2022 by flight

I poked my nose into the Rover Navigation System and so Dave Pendley invited me to a meeting at MSFC on November 21, 1969. The purpose of the meeting was to try and firm up the basic design of the Rover Navigation System with the Boeing people who are responsible for building it. It was…