Re: AW: [APML] New Image: Flame Nebula

[Sean Walker <vze2c3z8@mail.verizon.net>]

That wouldn't make the diffration spikes rotated to each other- they would
be offset. A better explanation is the spider vanes are not perfectly
aligned to each other.
Excellent image, Rob!
Sean Walker


> From: a.roerig@t-online.de (Andreas Roerig)
> Reply-To: astro-photo@seds.org
> Date: Thu, 27 Dec 2001 12:46:25 +0100
> To: "'astro-photo@seds.org'" <astro-photo@seds.org>
> Subject: AW: [APML] New Image: Flame Nebula
> 
>> -----Ursprüngliche Nachricht-----
>> Von: Robert Gendler [SMTP:robgendler@worldnet.att.net]
>> Gesendet am: Donnerstag, 27. Dezember 2001 04:37
>> An: astro-photo@seds.org
>> Betreff: Re: [APML] New Image: Flame Nebula
> 
> Hi Rob and Jim,
> 
> maybe I can help.
> zeta Orionis is a double star.
> 
> Magnitude of first component: 1.74
> Magnitude of second component: 3.87
> Separation: 2.3"
> 
> If the second component of the double is bright enough it causes double
> difraction spikes. This fact can also be used as a tool to show that a star
> is a double even if you can't resolve it.
> 
> Best regards
> Andreas
> 
>> 
>> Hi Jim,
>> Thanks.
>> Yes I noticed that as well but can't explain it. I'm pretty sure
>> I was in focus. It was split like that on all three color channels.
>> Rob Gendler
> 
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