Search found 4509 matches
- Fri Oct 03, 2003 1:43 pm
- Forum: General Astronomy
- Topic: I am a newbie to astro
- Replies: 175
- Views: 79403
- Thu Oct 02, 2003 4:14 pm
- Forum: Astronomy Events & Observation Sessions
- Topic: Detail Weather forecast in Singapore
- Replies: 1
- Views: 3726
Detail Weather forecast in Singapore
Hi, The below is the link to a Singapore Weather Forecast - NowCast website. Provide detail 3 hour weather forecast in Singapore and general weather outlook for the day. The website is: http://intranet.mssinet.gov.sg/nowcast/ Hope the above information is useful when planning for an observation sess...
- Thu Oct 02, 2003 2:20 pm
- Forum: General Astronomy
- Topic: I am a newbie to astro
- Replies: 175
- Views: 79403
Hi, Welcome to SingAstro again... :D The following are the website of vendors that sell telescope in singapore: 1) http://www.astro.com.sg/ 2) http://www.harlequinastronomics.com/ 3) http://www.mcgill.com.sg/ 4) http://www.star-matrix.com/ For a beginner, a refractor or MCT may be the most suitable ...
- Wed Oct 01, 2003 10:57 pm
- Forum: Coffee corner
- Topic: Who watch English premier League here?
- Replies: 5
- Views: 5702
Hi, Hard to say... Liverpool isn't that strong, but they have the home advantage.. A look at both teams: Attacking: Liverpool basically a one man attacking side. Where Arsenal got more attacking options. Mid-field: Is there a mid-field for liverpool? I seldom see the ball in the middle of the field ...
- Wed Oct 01, 2003 1:27 pm
- Forum: Astrophotography
- Topic: Question on Vixen GA-4 illuminated Guiding Adapter
- Replies: 6
- Views: 6645
Hi, Thanks for your reply. Also, will it be better/easier if I use off-axis guiding? By the way, I know that the GA-4 got some internal reflection when the illuminated reticle is turn on too bright, but will there have any internal reflection if I turn off the reticle and point to an bright object, ...
- Wed Oct 01, 2003 12:16 pm
- Forum: Coffee corner
- Topic: Who watch English premier League here?
- Replies: 5
- Views: 5702
- Wed Oct 01, 2003 11:35 am
- Forum: Astrophotography
- Topic: Question on Vixen GA-4 illuminated Guiding Adapter
- Replies: 6
- Views: 6645
Hi, May be my message is not clear. The Vixen GA-4 instruction sheet indicate that if you use the GA-4 with a 1000mm focal length guide scope, you must guide the guide star in the: 1st circle if you use a 464mm telescope/telephoto len on your camera. 2nd circle if you use a 232mm telescope/telephoto...
- Wed Oct 01, 2003 1:00 am
- Forum: Feedback Corner/Test Corner
- Topic: Bugs Report
- Replies: 9
- Views: 6800
Bugs Report
Hi, As I was wondering around in the new forums, I found out the following bugs: 1) when after log-in or log-out, a "The page cannot be found" page (log-in or log-out) show up, but actually it had perform the "log-in/log-out". I think this will cause others to think that the foru...
- Wed Oct 01, 2003 12:30 am
- Forum: Astrophotography
- Topic: Question on Vixen GA-4 illuminated Guiding Adapter
- Replies: 6
- Views: 6645
Question on Vixen GA-4 illuminated Guiding Adapter
Hi, I'm new in astrophotography and as part of my upgrading for astrophotography equipment, I come across the Vixen GA-4(1.25" version). It give the following infomation for calculating the focal length of telescope or telephoto len using a guide scope of 1000mm focal length: 1st 2nd 3rd 4th 5t...