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ASTRO: Another NGC 6905
NGC 6905 - Blue Flash Nebula
Delphinus Penryn, California July 2006.August 2010 M 250 ST-10XME RGB 5 minute subs (2006) M 250 @ f9.3, ST-10XME Lum 10 minute subs (2010) A small (31 arc second) mag. 12 classic planetary nebula. The central star is a Wolf-Rayet star and is one of the three hottest known star (Miskey et. al., 2000). Image up-sampled 1.25x. |
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ASTRO: Another NGC 6905
On 9/1/2010 3:38 PM, glen youman wrote:
NGC 6905 - Blue Flash Nebula Delphinus Penryn, California July 2006.August 2010 M 250 ST-10XME RGB 5 minute subs (2006) M 250 @ f9.3, ST-10XME Lum 10 minute subs (2010) A small (31 arc second) mag. 12 classic planetary nebula. The central star is a Wolf-Rayet star and is one of the three hottest known star (Miskey et. al., 2000). Image up-sampled 1.25x. I don't recall seeing the ansae so well before. How many 10 and 5 minute subs? This time of the year I rarely have seeing for such little fellas. Course clouds forecast for the next 10 days won't help! Rick -- Correct domain name is arvig and it is net not com. Prefix is correct. Third character is a zero rather than a capital "Oh". |
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ASTRO: Another NGC 6905
"glen youman" wrote in message news NGC 6905 - Blue Flash Nebula Delphinus Penryn, California July 2006.August 2010 M 250 ST-10XME RGB 5 minute subs (2006) M 250 @ f9.3, ST-10XME Lum 10 minute subs (2010) A small (31 arc second) mag. 12 classic planetary nebula. The central star is a Wolf-Rayet star and is one of the three hottest known star (Miskey et. al., 2000). Image up-sampled 1.25x. Very nice. I am planning on doing some imagining this weekend, so that one might have just made my list. Thanks for sharing. George |
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ASTRO: Another NGC 6905
Lum - 120 minutes
RGB - 30.15. 30 mniutes We are finally getting the weather we expect for summer, triple digit day time temperatures and hot nights. We almost set some records for cool daytime temps this summer, crops are about a month behind schedule. Hope your weather improves. On Wed, 01 Sep 2010 19:43:37 -0500, Rick Johnson wrote: On 9/1/2010 3:38 PM, glen youman wrote: NGC 6905 - Blue Flash Nebula Delphinus Penryn, California July 2006.August 2010 M 250 ST-10XME RGB 5 minute subs (2006) M 250 @ f9.3, ST-10XME Lum 10 minute subs (2010) A small (31 arc second) mag. 12 classic planetary nebula. The central star is a Wolf-Rayet star and is one of the three hottest known star (Miskey et. al., 2000). Image up-sampled 1.25x. I don't recall seeing the ansae so well before. How many 10 and 5 minute subs? This time of the year I rarely have seeing for such little fellas. Course clouds forecast for the next 10 days won't help! Rick |
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