Re: [APML] Sierra Star Trails Question

[steve banbury <banburys@sonic.net>]

Try looking around using Google Earth Maps.
If you're 25 mi west of Bishop its about 20 miles north to Mammoth 
Mountain ski area.
If they had any sorta nightime skiing lighting, that might explain it.

Steve

Chris Cook wrote:

>It might be an aurora but usually that far south, they are red...... see
>Chris Schur's aurora cam pics from AZ.  His are all red or pinkish red.
>Even from my home at 42N, I've only seen one green aurora and that was
>during a very intense geomagnetic storm.  Its not LP.  I've been backpacking
>all over the Sierra, including the Lake Sabrina, South Lake, Pine Creek,
>Dusy Basin regions.  There no LP up there.  If there's no moon, its inky
>fricking black.
>
>What really peaks my interest though, is that there is a guy on the Fred
>Miranda forums that has posted several 20D shots from Glacier Point in
>Yosemite that recorded a weird green patchy haze, even when shooting E and
>SE.  Its still unexplained.
>
>Chris
>
>-----------------------------
>Chris Cook Photography
>www.cookphoto.com
>
>
>----- Original Message ----- 
>From: <whetzel@cox.net>
>To: "Discussion of Film Astrophotography" <astro-photo@seds.org>
>Sent: Tuesday, August 23, 2005 9:43 PM
>Subject: RE: RE: [APML] Sierra Star Trails Question
>
>
>  
>
>>The site is 25 miles west of Bishop CA. It's actually pretty close to the
>>    
>>
>Nevada border. A delightful 4.5 hour mule ride put us in our wilderness
>camp. Sacramento is about 150 miles - mostly West of where we were at. I was
>turned around earlier - Reno is actually 200 miles northwest of where we
>were. Looking directly North your line of site would pass 50 miles to the
>east of Reno and a good 75 from Tahoe.
>  
>
>>Other shots from the trip on different nights of approximately the same
>>    
>>
>exposure time show little if any green glow.
>  
>
>>I've visually seen aurora 300 miles further south in the CA desert -
>>    
>>
>granted a rare occurance - and it was red. With a 1.5 hour exposure I'd
>think it might pick up a faint green glow if the aurora was active. Looking
>at KP indexes for the last few days they are showing readings of 9 with some
>consistency and the explanations on the site show that the glow would extend
>as far south as where we were with this type of reading.
>  
>
>>But in the end who knows :-) - I still like the effect.
>>
>>Allan
>>
>>
>>
>>
>>    
>>
>>>From: Alan Voetsch <alanv12952@yahoo.com>
>>>Date: 2005/08/23 Tue PM 08:59:13 EDT
>>>To: Discussion of Film Astrophotography <astro-photo@seds.org>
>>>Subject: RE: RE: [APML] Sierra Star Trails Question
>>>
>>>      
>>>
>>>>>With the exception of Reno Nevada - 200 miles to the northeast from
>>>>>          
>>>>>
>>>>this site -there are very few lights in the area.
>>>>        
>>>>
>>>Along that same line would be the South Lake Tahoe area, although a bit
>>>closer. Both areas are tourist and gambling areas. LOTS of lights.
>>>
>>>Just guessing  here, but wouldn't you also have the Central Valley
>>>towns around Sacramento to your north, or NW? Must be half a million
>>>people easily.
>>>
>>>Alan
>>>
>>>
>>>
>>>SCT Astrophotography: http://www.pbase.com/avoetsch/astrophotography
>>>FS-102 G-11/Gemini: http://www.pbase.com/avoetsch12952/tak_fs102
>>>& http://www.pbase.com/avoetsch12952/fs102
>>>& http://www.pbase.com/avoetsch12952/takpf
>>>
>>>
>>>
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>>    
>>
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