MISSION DESCRIPTION l. Launch and EPO (Duration 2:44) LIFT OFF - 2:44 GET (a) Nominal launch time is 9:32 EDT, July 16, 1969, with a launch window duration of 4 hrs. 24 min, (b) Earth orbit insertion into a 100 nm, circular orbit at 11 min. 43 sec. after lift-off (c) CSM systems C/0 in earth orbit (d) Optional IMU realign (P52) to the pad REFSMMAT during the first night period (e) TLI occurs at 2:44:26 GET over the Pacific Ocean during the second revolution. (See Table 1-1 for burn data). 2. Translunar Coast (Duration 73:10) 2:44 - 75:54 GET After TLI, which places the spacecraft in a free lunar return trajectory, the following major events occur prior to LOI: (a) Transposition, docking and LM ejection, including SIVB photography (b) Separation from SIVB and a CSM evasive maneuver (c) SIVB propulsive venting of propellants (slingshot) (d) Two series of P23 cislunar navigation sightings, star/earth horizon, consisting of five sets at 06:00 GET and five sets at 24:30 GET (e) Four midcourse corrections which take place at TLI +9, TLI +24, LOI -22 and LOI -5 hours with DV nominally zero (See Table 1-1). (f) Passive thermal control (PTC) will be conducted during all periods when other activities do not require different attitudes. (g) LM inspection and housekeeping (h) LOI1, performed at 75:54:28 GET, ends the TLC phase. 1 - 1
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