Nice prom (20110406)

Observing (Solar) - 白光、Ha、Cak等光譜觀測及拍攝

Nice prom (20110406)

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David » 2011-04-06, 15:02

The sun is beautiful today with a few rather big proms. Here is the biggest one, taken under ugly seeing in a rush.
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20110406prom.jpg
20110406prom.jpg (54.4 KiB) 被瀏覽 6830 次
APM 80/480, SW 120mm Equinox, C8, Obsession 18"UC with Argo Navis & StellarCat
Lunt LS60T/CaK, LS152T with DSII
DMK31AF03, DMK21AF04, DBK21AF04
Mark V Binoviewer, Ethos (3.7mm, 6mm, 13mm), 19mm Panoptic, 5mm TMB mono
http://www.imsc.edu.hk/pages/astronomy
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David
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Re: Nice prom (20110406)

文章社長 » 2011-04-06, 15:59

I want to image this afternoon, but forget to bring FT focusing system :x
兩個天文台 - 白鷺湖天文台、西藏自動化天文觀測站
主鏡 - Officina Stellare 500 口徑f3.8 RiFast攝星儀、APM/TMB 254 f9 APO、SkyWatcher Dob 18、305 f8.5 牛頓鏡、Paramount ME 赤道儀
配件 - 2 full sets of Supermonocentrics、Baader Mark V Binoviewer、Ethos、Canon 5D Mark II Mod、FLI Proline 16803冷凍相機、Mercedes SUV
星河科研社 http://www.astro.hk 電郵 saviofong@astro.hk
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Re: Nice prom (20110406)

文章willis » 2011-04-06, 16:18

Yes! I observed that big prom today, but I don't have time to image it.
Tak FS60C, APM-LOMO 80/480, APM-TMB 105/650, SW Black Diamond 120ED, Borg 125SD, SW 12" Dobs , Lunt LS35T, Lunt LS80T
TMB Super Mono 4mm, Pentax XO 2.5mm, Baader Planetarium 8-24mm, Nagler (2-4mm, 3-6mm, 13mm), Ethos (3.7mm, 6mm, 10mm), Explore Scientific 100º (14mm, 20mm)
DBK 21, DMK 21, DMK 41, DMK 51, ASI 178MC
Nikon D810A, Canon 5D II, Fujifilm X-T10
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Re: Nice prom (20110406)

文章universe24 » 2011-04-06, 18:31

Me too :cry:
Clouds came when I just about to shot it...after that, cloudy all the way and rain in the late evening until now.... :cry: :cry: :cry:
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Re: Nice prom (20110406)

文章David » 2011-04-06, 20:33

This one is reprocessed with Photoshop. Due to time constraint, I only shot it with my small scope LS100T. The transparency was terrible. Just look at these figures!

Gain: 950 :evil:
Exposure: 1/30s
Number of frames stacked: 500 (out of about 4000 frames)
Gamma: 80
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20110406prom.jpg
20110406prom.jpg (96.42 KiB) 被瀏覽 6808 次
APM 80/480, SW 120mm Equinox, C8, Obsession 18"UC with Argo Navis & StellarCat
Lunt LS60T/CaK, LS152T with DSII
DMK31AF03, DMK21AF04, DBK21AF04
Mark V Binoviewer, Ethos (3.7mm, 6mm, 13mm), 19mm Panoptic, 5mm TMB mono
http://www.imsc.edu.hk/pages/astronomy
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David
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Re: Nice prom (20110406)

文章社長 » 2011-04-06, 22:15

David 寫:I only shot it with my small scope LS100T.


not smaller, not relatively smaller, but small.....

poor me, my LS75F is not even qualified as small. Should I call it tiny? :oops:
兩個天文台 - 白鷺湖天文台、西藏自動化天文觀測站
主鏡 - Officina Stellare 500 口徑f3.8 RiFast攝星儀、APM/TMB 254 f9 APO、SkyWatcher Dob 18、305 f8.5 牛頓鏡、Paramount ME 赤道儀
配件 - 2 full sets of Supermonocentrics、Baader Mark V Binoviewer、Ethos、Canon 5D Mark II Mod、FLI Proline 16803冷凍相機、Mercedes SUV
星河科研社 http://www.astro.hk 電郵 saviofong@astro.hk
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Re: Nice prom (20110406)

文章David » 2011-04-07, 10:35

社長 寫:not smaller, not relatively smaller, but small.....
poor me, my LS75F is not even qualified as small. Should I call it tiny? :oops:


LS100T is my most lazy setup. The problem with LS75F is not its microscopic size, it is the need to find FT focusing accessories.... I don't have that problem with my LS100T. ;)
APM 80/480, SW 120mm Equinox, C8, Obsession 18"UC with Argo Navis & StellarCat
Lunt LS60T/CaK, LS152T with DSII
DMK31AF03, DMK21AF04, DBK21AF04
Mark V Binoviewer, Ethos (3.7mm, 6mm, 13mm), 19mm Panoptic, 5mm TMB mono
http://www.imsc.edu.hk/pages/astronomy
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David
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Re: Nice prom (20110406)

文章David » 2011-04-07, 10:36

universe24 寫:Me too :cry:
Clouds came when I just about to shot it...after that, cloudy all the way and rain in the late evening until now.... :cry: :cry: :cry:


That's the way of life, apparently. The sky is usually no good when good things happen!
APM 80/480, SW 120mm Equinox, C8, Obsession 18"UC with Argo Navis & StellarCat
Lunt LS60T/CaK, LS152T with DSII
DMK31AF03, DMK21AF04, DBK21AF04
Mark V Binoviewer, Ethos (3.7mm, 6mm, 13mm), 19mm Panoptic, 5mm TMB mono
http://www.imsc.edu.hk/pages/astronomy
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David
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文章: 1270
註冊時間: 2010-02-01, 19:33

Re: Nice prom (20110406)

文章StevenTam » 2011-04-07, 23:17

David 寫:That's the way of life, apparently. The sky is usually no good when good things happen!


We see completely eye to eye on these issues. So sad :|
I would be even worse as I can't set up my telescope on school when there is big sight on sun.
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