Sometimes you just can't wait for all the information you need to carry out a plan successfully. If your GM is doing the job right, this might actually occur more often than not. But you have to go ahead and make the best of things anyway. Do things right even despite the lack of full information and the rewards should be all the greater.
Assuming you survive.
Transcript
Luke: Prepare to receive attack vectors from my R2 unit.
Leia: R2, get your gorram circuits into overdrive and spit out those gorram vectors!
{beat, R2}
Leia: Show me the vectors!
Red Four: 着信火災!
C-3PO: "Incoming fire!"
[SFX]: Pow! Pow!
[SFX]: Pow!
Leia: So help me, you trashcan, I'm gonna come up there and—
Luke: Screw the vectors! I'm gonna dodge!
Luke: I'm going in!
{Luke goes into a diving attack}
[SFX]: Pow! Pow! Pow! Pow!
[SFX]: Kaboom!
[SFX]: Pow!
Biggs: Luke, y'all better pull up now, y'hear!
{Luke pulls up just in time}
Luke: I thought the Peace Moon was supposed to look like a moon. That's no moon!
Leia: That's why you object to the term "Peace Moon"?