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[OM] Re: Yesterday's Lunar Eclipse

Subject: [OM] Re: Yesterday's Lunar Eclipse
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Thu, 21 Feb 2008 17:09:49 -0500
Perhaps the front element of the 300/4.5 got fogged up.  One of the 
hazards in using a lens/telescope at night with falling temperatures.  A 
deep hood is useful.

Chuck Norcutt

Johnny Johnson wrote:
> At 03:47 PM 2/21/2008, Richard Lovison wrote:
> 
>> Here's my attempt last night:
>>
>> http://image66media.com/g2/main.php?g2_itemId=457
>>
>> I used the Takahashi FC-60 (1000 mm)
> 
> Hi Richard, what's the focal ratio of the Takahashi?  I notice that 
> in the second shot, where you got a good exposure of the area in full 
> shadow, that the ISO is 200 and exposure is 1 second.  I was needing 
> 5-8 seconds at f8 and ISO 100 to get a similar exposure and those 
> shots were ruined by motion blur.
> 
> The Tak & E1 shows noticeably better detail than my E330 and 
> 300/4.5.  Nice shots!
> 
> Later,
> Johnny
> 
> __________________________
> Johnny Johnson
> Cleveland, GA
> mailto:jjohnso4@xxxxxxxxxx 
> 
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