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HK.Raymond.Tse
週二 19 8月, 2003 17:36
版面: 天文話題 Everything about Astronomy
主題: Setting up theme park "Stargazing Park" in HK ?
回覆: 35
觀看: 19696

Dear Asisto,

No one can take the lead. Hope that we all must work this out.
HK.Raymond.Tse
週二 19 8月, 2003 17:22
版面: 天文話題 Everything about Astronomy
主題: Setting up theme park "Stargazing Park" in HK ?
回覆: 35
觀看: 19696

Dear King Arthur, I put the question to Dr. Patrick Ho Chi Ping, Secretary for Home Affairs during a luncheon talk by him today whether HAB could consider setting up a Stargazing Park in HK for astronomy lovers and he quickly replied yes. I think this may be a good opportunity to put Government on a...
HK.Raymond.Tse
週二 19 8月, 2003 16:43
版面: 天文話題 Everything about Astronomy
主題: Setting up theme park "Stargazing Park" in HK ?
回覆: 35
觀看: 19696

Dear Starshing,

Go ahead to search for the reference materials for that conference.

Spread your words and invite feedbacks from your friends
HK.Raymond.Tse
週二 19 8月, 2003 15:47
版面: 天文話題 Everything about Astronomy
主題: Setting up theme park "Stargazing Park" in HK ?
回覆: 35
觀看: 19696

Setting up theme park "Stargazing Park" in HK ?

Dear Astrofriends, I wish to know the views of HKAstroforum members on the possibility to set up at a theme park called "Stargazing Park" in HK with some form of assistance from the Home Affairs Bureau of the HKSAR. The Secretary for Home Affairs is quite positive on such proposal. Any suggestions a...
HK.Raymond.Tse
週五 15 8月, 2003 11:11
版面: 天文攝影 Astrophotography
主題: 滿月下的M57
回覆: 11
觀看: 11880

I believe we can still take good CCD or imaging in HK during bright moon. The question is whether we have such good imaging equipments.

On 09-08-2003 (12th day of lunar month), I could still vaguely see a tiny M57 in my 4-inch refractor despite the bright moon.
HK.Raymond.Tse
週二 12 8月, 2003 00:46
版面: 天文攝影 Astrophotography
主題: Need advice to cool ToUCam
回覆: 16
觀看: 14067

1. Peltier cooler is recommended for long exposure CCD imaging as noise level becomes obvious. For short exposure planetary imaging, it should give a slightly better s/n ratio, but is not mandatory. So, whether Peltier cooler is required or not depends on your application. 2. The Peltier cooler is ...
HK.Raymond.Tse
週一 11 8月, 2003 16:14
版面: 天文攝影 Astrophotography
主題: Need advice to cool ToUCam
回覆: 16
觀看: 14067

Need advice to cool ToUCam

Hi astro friends, I am new member to this forum and note with interest Sabaru's comment that ToUCam should be cooled with Peltier cooler, optical window. Please introduce how could we add Peltier cooler and optical window to ToUCam. Where can we buy them ? I also heard that thermal cooler may be add...

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