Re: [Leica] aurora alerts for North America

["Jem Kime" <jem.kime@cwcom.net>]

And the lens/telescope you used is what?
Jem
- ----- Original Message ----- 
From: Jason Hall <JASON@jbhall.freeserve.co.uk>
To: <leica-users@mejac.palo-alto.ca.us>
Sent: Thursday, October 05, 2000 3:01 PM
Subject: Re: [Leica] aurora alerts for North America


> > Jason,
> > Impressive pictures!
> 
> Thanks Jem
> 
> The great thing about the sun and moon is you dont have to worry too
> much about composition!
> 
> > 1 You get a lot more colour out of FP4+ than I ever can ;-)
> 
> Its amazing what you can do with a bottle of food colouring ;-)
> Artistic licence!!
> 
> > 2 Did the moon photo get taken with a moving camera? I know were
> often
> > moved emotionally by our Leicas but I think you know what I mean.
> I'd have
> > thought that with Tech Pan, especially, the moon would have moved
> across
> > the negative during the image and blurred the picture.
> 
> Its not as sharp as I would have liked (though the print is better
> than the scan) but yes the camera was on an RA declination clock
> driven equatorial mount (or a 40KG tripod with a motor for non astro
> nuts!!) I'm hopeless at keeping notes but I think I rated the Tech Pan
> at 25, it was souped in Technidol, aperture F8, shutter speed probably
> 1/15th or 1/8th, it might just have worked at that shutter speed
> without the drive, but at high magnification it would have been
> borderline, its surprising how quickly the moon moves, or more
> accurately - how quickly the earth spins
> 
> Im afraid there was no Leica involved, but only because I dont have an
> R-T mount yet.
> 
> > behind a cloud at the time) it burnt a hole in my shutter blind
> after I
> > went to make a cup of tea!
> 
> I recently had a glass so called "solar filter" shatter, just after
> taking my eye from the eyepiece.  Suffice to say I learnt my lesson!
> 
> Jason Hall
>