Re: 747-400 Initial Cruise

Date:         01 Oct 97 14:08:46 
From:         k_ish <>
Organization: Netcom
References:   1
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Andrew Cruickshank wrote:
> is the cruise level of a 747-400
> with full load of passengers and cargo limited until fuel
> burn off occurs.


> Given that no specific climb was obvious (increase in
> engine noise or change in cabin pressure) then this also
> raises the question as to whether some of cruise-climb
> phase is used as fuel burns off.

On most flights I have been on, the step climb is very noticeable;
usually 2000-4000 foot increments every few hours throughout the
flight.  The Airshow system, if present, makes it even more obvious.

Ken Ishiguro