12 minutes to launch
 

NASA 1:	Precool off Pete?
Knight:	Precool off.
NASA 1:	Roger. Will you open the helium shutoff valve?
Knight:	Roger. Helium shutoff valve coming open.
NASA 1:	Roger, that's the 9 minute call, we're coming early on that one.
Knight:	Roger.
NASA 1:	You can start APUs, Pete. Start that check.
Knight:	Say again?
NASA 1:	Roger, we're 10 minutes.
B-52:	Just passed 10 minutes.
Knight:	APU cooling switch to normal.
Russel:	LN2 supply off.
Knight:	Both blowers to BLN2. Pressure cooling on.
B-52:	Starting 020.
Knight:	45 on inertial, 140 .......... zero on H dot.
NASA 1:	Roger.
Knight:	Attitudes look good. .......... says 2800.
NASA 1:	Roger.
Knight:	Helium shutoff valve is open.
B-52:	How's your heading, Pete?
Knight:	Heading 017.
B-52:	9 minutes.
Knight:	OK to start the APU's?
NASA 1:	Roger start #2, Pete.
Knight:	Roger, starting #2. Hydraulics coming up.
NASA 1:	Start #l, Pete.
Knight:	Roger, #l is on.
NASA 1:	8 minutes now.
B-52:	Got that 8 minutes, starting turn.
NASA 1:	Roger.
Knight:	Generators reset. Hydraulic pressure check. Electrical power looks good.
NASA 1:	Roger.
Knight:	Coming on with the controls. Chase 1, are you ready?
Chase:	Roger, go ahead, Pete. And they're moving.
Knight:	Flaps going down.
NASA 1:	Engine reset, Pete?
Knight:	Flaps.
Chase:	Flaps coming down.
Knight:	Flaps up.
Chase:	Flaps moving up. They're up.
Knight:	Zero trim?
Chase:	Affirm.
NASA 1:	OK, we're by the 8 minute point so continue on.
Knight:	.......... 45 and -50. b is 1° needle left and a is zero. Cabin pressure switch coming on.
NASA 1:	Roger.
B-52:	7 minutes.
Knight:	Fire extinguisher auto.
NASA 1:	Roger, keep going.
Knight:	Ready for SAS check. SAS check is complete.
NASA 1:	Roger, hi-lo-hi?
Knight:	Hi-lo-hi. Horizontal stabilizer reading?
Chase:	Roger, it's trim now.
Knight:	X-15 oxygen, 2500. Going to X-15 oxygen.
NASA 1:	Roger.
B-52:	6 minutes.
Knight:	X-15 oxygen and the cabin altitude is 36,000.
NASA 1:	Roger.
Russel:	.......... until Lox topoff here.
B-52:	5 minutes.
Russel:	Lox topoff is complete, and off.
Knight:	Going to pressurize.
NASA 1:	Roger.
Knight:	Lox is about 45. 2 jettison switches, ready for jettison check?
Chase:	Ready.
Knight:	Going to jettison.
Chase:	Both going.
Knight:	Back to pressurize. 3 jettison switches jettison.
NASA 1:	Roger.
Knight:	Jettison on all 3. How do you read, Bob?
NASA 1:	Read you loud and clear, how me?
Knight:	Rog, 5 square.
NASA 1:	4 minutes now.
Knight:	Data on, tape coming on.
NASA 1:	003, pick up 210. 210°.
NASA 1:	IFDS power internal, Pete?
Knight:	Rog, going internal. Going to reset the malfunction. Reset.
NASA 1:	Roger.
B-52:	3 minutes.
Knight:	Inertial altitude is 44,500. .......... heading, H dot zero. .......... attitudes look good. b is 1° left.
NASA 1:	Roger.
Knight:	Reading about 1-1/2° on a, 2°.
NASA 1:	Roger. APU bearing temp?
Knight:	APU bearing temp is 60 and 70.
NASA 1:	Roger. 003, come 2° more left.
B-52:	2° left. 2 minutes.
NASA 1:	2 minutes, Pete.
Knight:	Roger. Push to test ball nose. b is 1° left and 'a is 2°. No head bumper. You call 1 minute?
NASA 1:	Not quite.
B-52:	No. Coming up shortly. 1 minute.
NASA 1:	Roger, let us call 1 minute here in 5 seconds. 1 minute now.
Knight:	Roger. Prime. Precool and igniter on. I got an igniter ready light.
NASA 1:	Roger.
B-52:	Don't have ready to launch light yet.
Knight:	Rog ...... 15 seconds, pump idle. OK, I got 360 on manifolds and 180 on igniter, ready?
NASA 1:	You're ready to launch, Pete.
Knight:	Rog, 3, 2, 1, launch!
Chase:	Good light!
NASA 1:	OK, Pete, angle of attack is a little high. No, pull it up again now. Pull it up a little more. Looks very good. Profile and track are looking good. Coming up on your theta now. Very good! Track and profile looking good. Everything looks good, how do you read me?
Knight:	5 square.
NASA 1:	That was 50,000. Right on the profile. 55, coming up on 60,000 now. Coming up on your pushover now. Very good, Pete. Hold zero g. 70,000. Speed brakes now. OK, you can pull it up on your a. You're level, pull it up on a. Looks very good Pete, right on the track. Right on profile. Very nice, Pete. Coming up on shutdown, now. Very good, Pete. Speed brakes in.
Knight:	Speed brakes in.
NASA 1:	OK, you can turn engine master off any time, Pete, and go into your rolls and rudders.
Knight:	Rog, engine master off.
NASA 1:	Right on the track, right on the profile. Energy is real good.
Knight:	Roger.
NASA 1:	OK, you're coming up on Pilot Knob and you're a little bit east of course, so when you get down there, we'll turn you to the west.
Knight:	Rog.
NASA 1:	Right on profile. Show Mach 3. You are inside of Pilot Knob. Chase 3, he's on schedule, approaching Cuddeback. He's opposite Cuddeback on the east side and, Pete, you can start a little right turn.
Knight:	Rog. Right over Cuddeback.
NASA 1:	OK, speed brakes.
Knight:	Coming on.
NASA 1:	OK. You can check your H dot now and a little bit of a right turn there looks good.
Knight:	Rog.
NASA 1:	Right on the profile. We show 22 right now.
Knight:	That's good.
NASA 1:	55,000 now.
Chase:	Tally ho, Pete, you can jettison anytime.
Knight:	Rog, jettison.
Chase:	OK.
NASA 1:	You can roll over to the left, you can see the lakebed at 11 o'clock.
Knight:	Rog, I got it!
NASA 1:	OK, speed brakes in.
Knight:	Coming in.
NASA 1:	Coming a little bit low now, Pete, and you're about 7 or 8 miles out. Just a little bit low, Pete. Show about 43,000.
Knight:	37,000.
NASA 1:	You can go to your pressure instruments now.
Knight:	OK.
NASA 1:	Should be picking up about 300 knots.
Knight:	Got it right now.
NASA 1:	OK.
Knight:	And a little buffet here.
NASA 1:	Roger.
Chase:	OK, about 35, Pete.
Knight:	Rog, I got 30.
NASA 1:	Are you on pressure instruments, Pete?
Knight:	Roger. 28 now.
Chase:	Rog, I show about 29. Check your flap circuit breakers and ..........
Knight:	Rog.
Chase:	26 now.
NASA 1:	OK, Pete, you can start turning back. Chase, is he in a good position for his down wind?
Chase:	Rog. Just a little bit farther for your down wind, Pete.
Knight:	Rog.
Chase:	You're 19,000 now. OK, 17,000, you're looking good. Real good position, Pete. 15,000 now, beauty, 330 knots.
Knight:	OK, I got 320.
Chase:	OK. 13,000 and you can bring it on around now.
Knight:	Just a second.
Chase:	Rog. I'm showing 305 knots, and 11,000.
Knight:	Rog.
Chase:	Everything looks good. 310. 307. 340 on .........., Pete.
Knight:	Just a little, Joe.
NASA 1:	Bring your nose up a little, Pete, and your speed brakes in. Very good, Pete.
Chase:	OK, start your flaps.
Knight:	Flaps coming down.
Chase:	Roger. 280 now. 270, you can start your gear. OK, you got 2, 3 good ones. 10 feet, real nice attitude, 225 now. About 8 feet, 3, 2, push. Push, beautiful, Pete!
Knight:	How about that? 3 axis ball looks good here. Height is 5000 feet. Climb is zero. X-15 oxygen is 2000. Inertial velocity is about 26. Hydraulic pressures all good. APU peroxide tank is good. Bearing temps are 8O and 60. Mixing chambers are -40 and -50. Fox is zero. Pressure #1 is zero, #2 is zero. APU source is about 27. Cabin source is 17.