Recommended speeds for flap settings:
flaps 15: <1/2 fuel = 150 KIAS. >1/2 fuel = 160 KIAS
Takeoff: flaps 5, throttle to 1.85 EPR, advance to near 100%, rotate at 153 KIAS, nose to 10 degrees above horizon, Positive climb confirm, gear up. accelerating to 180 KIAS. at 1000ft flaps to 1, accelarate to 210 flaps up.
Flaps 10 and 15 not recommended on take off.
Where did you get this from??? Our 777's dont have Flaps 10 for takeoff and Flaps 15 and 20 are standard!
V-speeds are available in the AFM, FPPM, Takeoff chart, FMS, ACARS.
Mutt