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Re: Laptops in the field (was Re: (IAAC) Re: Uranometria)



Hi,
You can do the same with Starry Night Pro.
pj
----- Original Message -----
From: "Mark Wilson" <mwilson@strato.net>
To: <netastrocatalog-announce@atmob.org>
Sent: 28 September 2001 02:13
Subject: Re: Laptops in the field (was Re: (IAAC) Re: Uranometria)
> I use a laptop in the field with several programs.  I know at least one of
> ***** them can turn the entire pc screen red to cut down on brightness.
> Without ****** looking, I believe that one is skymap pro 7.
>
> Mark
>
> ----- Original Message -----
> From: Jeffrey D. Gortatowsky <jgortatows@aol.com>
> To: <netastrocatalog-announce@atmob.org>
> Sent: Thursday, September 27, 2001 7:15 PM
> Subject: Laptops in the field (was Re: (IAAC) Re: Uranometria)
>
> > > I must admit, however, that I've never attempted to use a PC in the
> > > field.  It seems to me that the amount of light emitted by the
> > > screen - even in red-mode - would preclude full dark adaptation.
> > > I'd certainly be interested in hearing about anyone's experiences[...]
> > >
> > > Clear skies,
> > > Don
> >
> > Hi Don!
> >
> > I place several layers of rubylith over the screen. I don't think my dark
> > adaptation is hurt anymore than by a red flashlight of sufficient
> > brillianceto illuminate your chart. But you may be right. I have not done
> > an 'experiment'.
> >
> > My laptop will run on it's own battery for at least 2 hours (4 if I take
> > out the CD and buy a 2nd internal battery). I also use a heavy 34amp/hr
> > "jumpstart" like device with a small built-in inverter ($79). It'll go all
> > night and recharge from the truck or an AC outlet. Or I can run it
> > literally for nights at a time on a heavy deep cycle and the inverter.
> > I have such a beast as well for multi-night star parties. I use a soft
> > sided cooler that acts as a case for it as well as all cables and inverter
> >   [...]
> > Clear, dark, and quiet skies,
> > Jeff
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