Charlie Duke

Is the question, “Have we run a—an alinement in the docked configuration?” That is affirmative.

Jim Lovell (CDR)

Okay. Did you have any trouble controlling the vehicle, and what techniques did you use?

Charlie Duke

Briefly, to control pitch and roll, use the TTCA, as we've practiced; for yaw you can use the ACA. Over.

Jim Lovell (CDR)

Okay. You have no special techniques going back and forth between the yaw and the X and Y lines. Over.

Charlie Duke

Not right now, Jim. Dave Scott's been running these things and we'll get them up to you shortly. Over.

Charlie Duke

We think the alinement's going to be okay, so we don't have to do this P52 fullup alinement. We think the check is going to be okay. Like to remind you since you are in ATT—if check does not pass, since you are in attitude for the Sun, that we'd—We want the Sun half-unit vectors first. Over.

Jim Lovell (CDR)

Okay, Houston. It's been over an hour since we did our last PTC. You want us to do another one now?

Charlie Duke

Aquarius, Houston. We'd like you to go ahead and yaw 90 for the PTC. Keep a close eye out on your middle gimbal angle. You're about 30 degrees from gimhal lock, and we'll call you an OMNI switch halfway through the maneuver. Over.

Fred Haise (LMP)

Okay. And, Houston, Aquarius. You might know when you've had enough ranging so we can get the power amp back off again.

Charlie Duke

Roger, Fred-o. We got one more procedure, and we can shut it down, and that's to get the needles and the FDAI for this maneuver. That 5018 could take you to gimbal lock, and we think it's a good idea to power up the commander's ball. We've got a four-stepper, if you're ready to copy. Over.

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Charlie Duke

Okay. Verify that you got AC power, in other words, the INVERTER 2 selected and the BUS TIE INVERTER 2 AC BUS A closed. We'll be under FLIGHT DISPLAYS, GASTA closed, commander FDAI, closed. On the AC BUS A, CBs GASTA closed, CONBIANDER FDAI closed. Over.

Fred Haise (LMP)

Okay. It's verify we have AC, which is panel 16 INVERTER 2 closed. CB INVERTER 2 closed. Then on panel 11 under FLIGHT DISPLAYS, we want the GASTA and the COMMANDER's FDAI breakers closed. Also under panel 11, AC BUS A GASTA and COMMANDER's FDAI breakers closed.

Charlie Duke

That's affirmative. Over.

Charlie Duke

Aquarius, Houston. After the OMNI switch, we would like you to get the ranging off, the VOICE switch to DOWN VOICE BACKUP, and the POWER AMP CB on 16 open. Over.

Fred Haise (LMP)

Okay. After the OMNI switch, we'll get the POWER AMP off and go back to DOWN VOICE BACKUP FTA and the RANGING off. It's your call.

Charlie Duke

Fred-o, we got about 2 minutes to the OMNI switch. You can go ahead and power the RANGING down and and the DOWN VOICE BACKUP, and we'll give you a call on OMNI switch. Over.

Fred Haise (LMP)

How do you read Aquarius now on DOWN VOICE BACKUP?

Charlie Duke

Roger, Aquarius. We are reading you about the same, about 2-by.

Charlie Duke

Aquarius, Houston. Select FORWARD OMNI. Over.

Fred Haise (LMP)

Do you read down there, Houston?

Vance Brand (CAPCOM)

Apollo 13, Houston. We read you weakly. Go ahead.

Fred Haise (LMP)

Okay. Vance, if Buzz or Neil are around you might ask them if they had to use the AOT lamps to shoot the Sun like they did on 11.

Jim Lovell (CDR)

Well, where's the …

Fred Haise (LMP)

Right down below me here?

Vance Brand (CAPCOM)

Fred, breaking in. You're very weak. Understand if Buzz or Neil are down here, you'd like to ask them if they used the AOT lamp to what? Over.

Jim Lovell (CDR)

To see the Sun, Vance. It might be possible to see the reticle without even having the light on.

Vance Brand (CAPCOM)

Oh, I see. See if it's possible to see the reticle without the light on. Okay. We'll make a check. And one other thing, you might move that rendezvous radar antenna to park any time now. You can start any time you want.

Fred Haise (LMP)

… it's out of the way.

Vance Brand (CAPCOM)

Jim, Neil is here. He advises that you will not need the lamp on for the Sun check but that you will need it on for the Earth check. Over.

Fred Haise (LMP)

Okay. Let's park the radar. Are you ready?

Jim Lovell (CDR)

Okay. Let me—First of all, let me see how we're doing here. That's going down. That's better. That's coming up. That's right. Let's—Okay. Let's park the radar. How—How long is it going to take?

Fred Haise (LMP)

Not too long. Okay, INVERTER 2 … Here, hold the light for me, Jim. Right here on the … panel. Hold it still. … AC BUS A BUS TIE.

Jim Lovell (CDR)

BUS TIE INVERTER 2. PRO.

Fred Haise (LMP)

Okay. Panel 16 verify and select INVERTER 2.

Fred Haise (LMP)

Okay. On CB 11, give me the RENDEZVOUS RADAR breakers, with 30-second spread.

Jim Lovell (CDR)

Okay. … at 15, I …

Fred Haise (LMP)

Okay. … 30 seconds.

Fred Haise (LMP)

Okay. Thirty seconds. AC breaker.

Fred Haise (LMP)

Okay. Reach up here and give me the … panel …

Fred Haise (LMP)

Okay. Panel 3, check the LGC.

Fred Haise (LMP)

Okay. Give me a VERB 41 NOUN 72.

Jim Lovell (CDR)

Still going good, right?

Fred Haise (LMP)

Okay. And they're all zips, 28300.

Jim Lovell (CDR)

It's going now. … signal light.

Jim Lovell (CDR)

… is running away. Docking light.

Jim Lovell (CDR)

Command module docking light. Okay. You got them. They're in.

Fred Haise (LMP)

Okay. Two RENDEZVOUS RADAR breakers, pull them. … …

Fred Haise (LMP)

CB 16 INVERTER 2 open.

Jim Lovell (CDR)

You know that light on the command module …?

Vance Brand (CAPCOM)

Apollo 13, Houston. Over.

Jim Lovell (CDR)

… get that thing …

Vance Brand (CAPCOM)

Roger. One correction. We think that the cheapest way for you to maneuver to change attitude is with minimum pulse ACA. That's to do the star mark.

Jim Lovell (CDR)

We had—Okay. As soon as possible we'll get that star data … we can get to maneuver attitude by using TTCA.

Jim Lovell (CDR)

And, just out of curiosity, we got rid of the radar very nicely. It's hanging right in the middle of the—the forward digit is the docking light on the command module. Can you believe that? I don't think it will hurt our Sun check, but it'll sure make P52

Vance Brand (CAPCOM)

Sorry, Jim, but we are only reading you about 1 by 1.

Fred Haise (LMP)

Look at that big … out there.

Jim Lovell (CDR)

It looks like a piece of wrapping for … line.

Jim Lovell (CDR)

You're watching that. Right?

Jim Lovell (CDR)

It's going to get smaller before it gets larger.

Jim Lovell (CDR)

Okay. I guess they can close it.

Jim Lovell (CDR)

Okay. Did you read your figures …?

Jim Lovell (CDR)

Okay. … P22. What's our next time line?

Jim Lovell (CDR)

Did you get that or did he give it to you?

Jim Lovell (CDR)

Okay. Because I thought he said 2 degrees per second. Like to check on that.

Fred Haise (LMP)

Okay, Houston; Aquarius.

Fred Haise (LMP)

Okay. Jim thinks he heard something different than I copied on the DAP load. Is REGISTER 1 supposed to be 31120?

Vance Brand (CAPCOM)

That's correct, Fred. That was to be 31120.

Jim Lovell (CDR)

And, Houston, how do you want us to …

Jim Lovell (CDR)

… 3, 2, C and D, 2, 2, 0, … Okay. We're at high bit rate.

Fred Haise (LMP)

Okay. … give … a call.

Jim Lovell (CDR)

Well, they probably don't know what to do there.

Jim Lovell (CDR)

Okay. And, Houston; Vance.

Jim Lovell (CDR)

Just want to get a time check with you. When do you want us to start powering up the ball? We just got to our PTC attitude.

Vance Brand (CAPCOM)

Understand you'd like to know when to power up the -

Jim Lovell (CDR)

We think to take about 15 —

Fred Haise (LMP)

Yes. The ball inside the maneuver, we think it will take us about 15 minutes to get there. We'd like you to confirm that.

Jim Lovell (CDR)

What would that take to use … use the command module or what? To load the PLSS

Fred Haise (LMP)

… … Let's see, about 10 or 11 …

Jim Lovell (CDR)

When is that Sun check time supposed to take place?

Fred Haise (LMP)

74 hours 29 minutes …

Jim Lovell (CDR)

Okay, Houston; Aquarius. I'd just like to do the little Sun check. Do you want me to do it now?

Vance Brand (CAPCOM)

Jim, Roger. We just came up with a maneuver time of approximately 15 minutes, so if you start any time between now and about the next 2 minutes it would get you into attitude by 73:15. Over.

Jim Lovell (CDR)

Roger. We'll start the maneuver at this time. Okay. Let's go.

Jim Lovell (CDR)

If we don't keep working, we'll never develop it.

Fred Haise (LMP)

… now, Power up your FDAI.

Fred Haise (LMP)

Okay. Give me 16 … Apparently. … panel 11 …

Fred Haise (LMP)

And on your HA, yaw right side, lift main line … …

Fred Haise (LMP)

Now … 30 second … Okay. Now let's get ready to run this back. …

Jim Lovell (CDR)

Okay. DEADBAND OPTION.

Fred Haise (LMP)

Okay … on this … vector. Okay, R1 plus 45498 … Okay, plus 190 …, plus 08256. Okay, now we show zips … Okay. VERB 62 ENTER. Okay. … and the main … in AUTO … …

Jim Lovell (CDR)

Houston, are you monitoring our P52 technique?

Jim Lovell (CDR)

Roll, yaw, roll, pitch, and yaw.

Vance Brand (CAPCOM)

Jim, that's negative. We don't have any data on you. Low bit rate.

Vance Brand (CAPCOM)

We don't have high bit rate.

Fred Haise (LMP)

Houston, do you read Aquarius?

Vance Brand (CAPCOM)

Roger. Reading you, Fred. Go ahead.

Vance Brand (CAPCOM)

Go ahead. Houston is reading you.

Vance Brand (CAPCOM)

Reading you loud and clear. Go ahead.

Jim Lovell (CDR)

Are you monitoring our P52 technique?

Vance Brand (CAPCOM)

That's negative, Jim. We do not have high bit rate data on you now. Over.

Fred Haise (LMP)

And be advised, Vance, that we are getting several echos in our COMM downlink here.

Vance Brand (CAPCOM)

Roger. We'll check into it.

Jim Lovell (CDR)

… … and … alinement.

Vance Brand (CAPCOM)

Jim, request you give us high bit rate now. We might be able to fix you up on the 120 antenna.

Fred Haise (LMP)

And, zero, zero, zero.

Vance Brand (CAPCOM)

Fred, we can't lock up on your high bit rate. Request you go back low bit rate.

Fred Haise (LMP)

Hey, we lost you there, Vance.

Vance Brand (CAPCOM)

Roger. Advise, we are not locking up on your high bit rate, so you can go back low bit rate. Over.

Fred Haise (LMP)

Right here, Jim. There it is. Looks like it …

Jim Lovell (CDR)

I don't have all the confidence in the world in this Earth-Sun P52.

Jim Lovell (CDR)

You know how many times I screwed up on my arithmetic.

Fred Haise (LMP)

Yes. Don't count your chickens before they hatch.

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Spoken on April 14, 1970, 8:12 p.m. UTC (54 years, 7 months ago). Link to this transcript range is: Tweet

Jim Lovell (CDR)

We're … going to be two diameters out, huh?

Jim Lovell (CDR)

Okay. Tell me what that technique is to get the lamp on, in case I don't see it.

Fred Haise (LMP)

They'll have to give you AC again and you punch in your breaker -Well, let's see—I've still got HP on for the FDAIs, so you're in business now. All you need is the lamp breaker, the AC BUS A AOT lamp breaker, that is.

Jim Lovell (CDR)

Let me know when these start going. There's the Sun. Give me the—Give me the AOT.

Jim Lovell (CDR)

Never mind. I don't need it. Go ahead. I got it. Never mind.

Fred Haise (LMP)

Reticle brightness, want it up? Got the reticle?

Jim Lovell (CDR)

I got the reticle …

Fred Haise (LMP)

… Call it, Jack; you can see it better.

Jim Lovell (CDR)

… we got it a great big one.

Fred Haise (LMP)

Yes. I show it about maybe a third of a diameter to the left.

Fred Haise (LMP)

Check your needles. You're off in roll, Jim.

Fred Haise (LMP)

Pitch and yaw are in, but we're off in your roll needle. Better get that …

Jim Lovell (CDR)

Okay. It brings it in. Say when.

Jim Lovell (CDR)

Okay. We got it. I think we got it. What diameter was it?

Fred Haise (LMP)

Yes. It's coming back in. Just a second.