Should you even use the 10' stop?  Errols had told me in an e-mail a long
time ago to not even use the 10'...since you aren't keeping the PO2 at 1.6
it wasn't worth it.  I have cut them out since then, and set 20 as the last
stop depth in ZPlan...

Sean


----- Original Message -----
From: <kirvine@sa*.ne*>
To: Gliviak, Jozef <Jozef.Gliviak@co*.co*>
Cc: 'Shimell, David (shimell)' <shimell@se*.co*>;
<techdiver@aquanaut.com>
Sent: Thursday, December 16, 1999 3:46 PM
Subject: Re: Bottom timer - any recomendations


> I think David already said this, but the steps are not that precise.
> Some of our guys use an Ironman watch countdown timer that they set for
> each step, but we are talking very long steps. I carry one of them just
> so I do not inadvertanly blow off a 100 minute chunk of deco. I do not
> set the timer, I just note the time of day.
>
> BTW, Smithers Z Plan reruns the whole deco after separately figuring the
> deep stops and the normal run. I run them separately. This is what is
> giving you guys the bloated 10 foot stop. I think you can reverse the
> ten and twenty foot times and treat the ten as an ascent to the surface
> from 20 evenly in that amount of time. I can say that, but Will will
> not.
>
> Gliviak, Jozef wrote:
> >
> > Try Z-plan with WKPP deco stops. They are in seconds.
> > Or if you would like to know (control) your ascent rate in open water,
It's
> > helpfull to have seconds.
> >
> > The best I can imagine would have a second timer which you can easily
reset.
> > I never heard about such device.
> >
> > Regards
> >
> > Jozef Gliviak
> > Slovakia
> >
> > -----Original Message-----
> > From: Shimell, David (shimell) [mailto:shimell@se*.co*]
> > Sent: Thursday, December 16, 1999 4:54 PM
> > To: Gliviak, Jozef
> > Subject: RE: Bottom timer - any recomendations
> >
> > Jozef
> >
> > Why are you concerned about reading to the second?
> >
> > David Shimell
> > Email: shimell@se*.co* <mailto:shimell@se*.co*>
> > Project Manager, IBM NUMA-Q, Sequent Computer Systems Limited,
> > Weybridge Business Park, Addlestone Road, Weybridge, Surrey, KT15 2UF,
UK
> > registered in England and Wales under company number: 1999363,
registered
> > office as above
> >
> > --
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>
> --
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