Delivered-To: sf-bay-tac@No-Spam
Received: from localhost (localhost [127.0.0.1])
by seds.org (Postfix) with ESMTP id 7D07B3A253D2
for <sf-bay-tac@No-Spam>; Tue, 15 Jan 2008 00:48:32 -0700 (MST)
X-DSPAM-Result: Whitelisted
X-DSPAM-Confidence: 0.9966
X-DSPAM-Probability: 0.0000
X-DSPAM-Signature: 82,478c6547202225209328925
X-DSPAM-Factors: 27,
[AWL=0.022,
SPF_PASS=-0.001]
Received: from seds.org ([127.0.0.1])
by localhost (seds.org [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id wIBjKxxYsgBn for <sf-bay-tac@No-Spam>;
Tue, 15 Jan 2008 00:48:22 -0700 (MST)
Received: from rv-out-0910.google.com (rv-out-0910.google.com [209.85.198.184])
by seds.org (Postfix) with ESMTP id F1F693A253C4
for <sf-bay-tac@No-Spam>; Tue, 15 Jan 2008 00:48:19 -0700 (MST)
Received: by rv-out-0910.google.com with SMTP id l15so2668485rvb.44
for <sf-bay-tac@No-Spam>; Mon, 14 Jan 2008 23:48:10 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;
h=domainkey-signature:received:received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references;
bh=t5/ewdCP+tyY6TAm4esHjUApqHjyD46ukiHP9jnKpSg=;
b=XxVofyXgMwAKmZMWXeh8czaYYnszmHH2qvOv7EmQ9R+clKY8ZjiOBmt2FWeZdbjiCesRirKwDcqNUwoEYiuAWiW2+gP/LOtQAwIrJf/ZwOvDyeipmN3IjKWq3b2+uQJRZe5oFRWNwiFAft9/GaWa+MGyMNvbhxMB8Y2+o72pi2E=
DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma;
h=message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references;
b=Cd3q5I+xTeszR3CxJ1A6VcQYE1lBeuExM92yTqW8DbFeRd9Rd0Tzwl05b4G/yO+693WSL7VDU6aXDn1SSg/GHS4xMiO7xzvnogzt7IpcD1jKMmVuHMvnyUc1Luhfdcq//2j8mFIfIqXjpLeUaBm4ovupXs2Y4Yv43lY3nSE3y0M=
Received: by 10.140.185.19 with SMTP id i19mr4388376rvf.296.1200383290309;
Mon, 14 Jan 2008 23:48:10 -0800 (PST)
Received: by 10.140.194.19 with HTTP; Mon, 14 Jan 2008 23:48:10 -0800 (PST)
Message-ID: <16aaa38e0801142348g28000770i26e50b7548cd589f@No-Spam>
Date: Mon, 14 Jan 2008 23:48:10 -0800
From: "Michelle Stone" <litebkt@No-Spam>
To: "The Astronomy Connection" <sf-bay-tac@No-Spam>
Subject: Re: [TAC] OR: 1/13 at Montebello
In-Reply-To: <ffc08bc90801142332s5fd4092dicc6649c3fe937759@No-Spam>
MIME-Version: 1.0
Content-Type: text/plain; charset=WINDOWS-1252
Content-Disposition: inline
References: <ffc08bc90801142332s5fd4092dicc6649c3fe937759@No-Spam>
X-BeenThere: sf-bay-tac@No-Spam
X-Mailman-Version: 2.1.5
Precedence: list
Reply-To: The Astronomy Connection <sf-bay-tac@No-Spam>
List-Id: The Astronomy Connection <sf-bay-tac.seds.org>
List-Unsubscribe: <http://seds.org/mailman/listinfo/sf-bay-tac>,
<mailto:sf-bay-tac-request@No-Spam?subject=unsubscribe>
List-Post: <mailto:sf-bay-tac@No-Spam>
List-Help: <mailto:sf-bay-tac-request@No-Spam?subject=help>
List-Subscribe: <http://seds.org/mailman/listinfo/sf-bay-tac>,
<mailto:sf-bay-tac-request@No-Spam?subject=subscribe>
Sender: sf-bay-tac-bounces@No-Spam
Errors-To: sf-bay-tac-bounces@No-Spam
X-HawgScanner-Information: Please contact the ISP for more information
X-HawgScanner: Found to be clean
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from quoted-printable to 8bit by hogranch.com id m0F7mhb16357
Status:
Elisabeth,
It's so nice to see you post! Dob collimation is super simple. Once
you do it a couple of times, you'll be able to split those stars!
Thanks for a fun report.
Michelle
On Jan 14, 2008 11:32 PM, Elisabeth Oppenheimer <emoastro@No-Spam> wrote:
> About ten of us made it out to Montebello Sunday night. The clouds
> ran me and several others out by 9:30, but it wasn't too cold or
> windy, so we got in a good couple of hours.
>
> The evening started off well with Steve (whose last name I missed)
> pointing out Mercury, which was sufficiently bright that it took us a
> while to agree that it was actually Mercury. It was coming through
> enough atmosphere that it was actually twinkling.
>
> It was a good night for colored stars, including Herschel's Garnet
> Star, Hind's Crimson Star, Winter Alberio, and gamma Leporis. The
> smaller component of gamma Leporis looked distinctly purple to me, but
> I don't think I convinced anyone else. Otherwise, lots of open
> clusters, including my new-to-me favorite Tau CMa, a beautiful
> glittery cluster with a strikingly bright star in the center. Most of
> the cluster was unresolved in my 4.5" dob, but I counted 8 or 9 stars
> at 56x. My other favorite in the "tantalizingly unresolved" category
> was NGC 7789, which was hard to even find. Then I went the opposite
> direction and checked out some huge loose clusters like Stock 2 and Cr
> 463, which looked nice at really low magnification. I started using a
> telescope just about a year ago, so it was fun to see how much easier
> it's gotten to pick out these objects. I was appalled last year at
> the notion that anyone could pick out NGC 2158 (the little cluster SW
> of M35) with a 4.5" scope, and now it's just…right there. Which is
> not to say there isn't room for improvement still!
>
> James Turley and Marek were using a 4.5" APO, so we got to do a
> dob-to-APO comparison. I couldn't see much difference on the
> clusters; maybe it would have been more apparent on tougher targets on
> a better night. But they split sigma Orionis into 4 components and I
> could only get 3—maybe that will change when I follow Heather into the
> adventure of learning to collimate a dob?
>
> And the imagers were imaging industriously, so I hope they got
> something out of an imperfect sky. Overall a good low-key
> night—pretty clusters, cheerful company, and, beauty of Montebello,
> home in bed by 10!
>
> Elisabeth Oppenheimer
> --
> GSSP 2008 registration is open. http://www.goldenstatestarparty.org
> TAC-Wiki is your's, build it: http://observers.org/wiki/doku.php/faq
> Change your mail prefs?: http://seds.org/mailman/listinfo/sf-bay-tac
>
--
GSSP 2008 registration is open. http://www.goldenstatestarparty.org
TAC-Wiki is your's, build it: http://observers.org/wiki/doku.php/faq
Change your mail prefs?: http://seds.org/mailman/listinfo/sf-bay-tac
Received on Mon Jan 14 23:50:36 2008