Japan-Japan Flight:
JAPAN Russian
Airspace Hawaii 1 hr Possible plume Possible plume step descent/ascent profiles
deviating to sample clouds
(See next figures) Get above plume
During ferry to
Sampling region Plume track determined by forecast (only one plume) Japan-Japan Flight
Japan-Anchorage Ferry Flight:
JAPAN Russian
Airspace Hawaii 1 hr Japan-Anchorage Ferry Flight
Example of profile:
Example of profile Level Leg 5 to 10 min Racetrack*
or enroute ascent Enroute
Plume hunt *Could take more than 1 hour to do racetrack: find minimum sample time per leg Level leg, followed by ascent
to next level leg in racetrack