(meteorobs) Re: Meteors S FL USA, GRALE, 10/11 Aug 2001

To: meteorobs@atmob.org
Subject: (meteorobs) Re: Meteors S FL USA, GRALE, 10/11 Aug 2001
From: Robert Lunsford <lunro.imo.usa@home.com>
Date: Fri, 17 Aug 2001 17:14:08 -0700
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Mike,

If the times indicated below are Universal, then the moon would have
been below the horizon until 0411 from Lew's location. By the end of the
second period it would have been 14 degrees up accounting for the
"reduced" LM estimate.

Clear Skies!

Bob Lunsford


Mike Linnolt wrote:
> 
> On 17 Aug 2001, at 13:46, lew gramer wrote:
> 
> > 03:11-04:16, LM 7.5+, Teff 1.0, CFV Delphinus
> > Spor 12, PER 12, SDA 2, NDA 2, CAP 2, PAU 2, SIA 1?, KCG 1, tot 34
> >
> > 04:33-05:10, LM 7.07, Teff 0.6, CFV Aql
> > Spor 7, PER 5, SDA 1, NDA 1, CAP 2, PAU 1, tot 17
> >
> 
> Lew,
> Are you serious? LM >7.5 and >7.0 in Moonlight??? Ok, maybe
> Long Key is a fine dark site, but I was observing 3km higher in the
> atmosphere than you were at one of the better spots in the world,
> and my best LM was 6.7, dropping to 6.2 in moonlight. Given a few
> tenths extra atmospheric absorption at your sea level location and
> higher humidity, that implies an equivalent LM~8.0 from Haleakala?
> 
> Yet your SPO counts, are not much higher than mine, especially if
> you include Apex in them? Seems like a significant disparity here
> between perception of meteors and fixed stars. Maybe getting a bit
> overenthusiastic after months under the bright orange skies of
> metro Boston??
> 
> Just a reality check, no offense intended, Lew.
> Mike
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Re: (meteorobs) Meteors S FL USA, GRALE, 10/11 Aug 2001

From: Mike Linnolt <mlinnolt@alum.mitdot edu>