Search found 5536 matches

by Airconvent
Sat Oct 18, 2003 10:11 pm
Forum: Astronomy Events & Observation Sessions
Topic: Dempsey session tonight on 181003
Replies: 7
Views: 5325

sigh...as usual, sky is BAD BAD BAD....only can see Mars and a VERY VERY VERY faint Summer Triangle....
by Airconvent
Fri Oct 17, 2003 11:42 pm
Forum: Coffee corner
Topic: Ode to China's space program! Well Done
Replies: 12
Views: 11015

Actually the view in that tin can would be awesome even while eating. Imagine eating black braised pork and kung pow chicken in the highest restaurant in the world! With or without a scope! Granted that above earth's atmosphere, even a two inch scope from Tasco can beat the view of your 16 inch sco...
by Airconvent
Fri Oct 17, 2003 1:16 am
Forum: General Astronomy
Topic: How to test a new scope?
Replies: 41
Views: 23995

Is there really a large difference between plastic and glass? Well, some models for the Edu-science is stated to be grounded glass, so it depends on what you buy but of course, these are toys, so don't expect world class images from them. They are meant to be a first scope for a 10 year old kids an...
by Airconvent
Fri Oct 17, 2003 1:02 am
Forum: Astronomy Events & Observation Sessions
Topic: Tampines Mountain Biking Trail Survey
Replies: 13
Views: 9905

Unless you are those loners that go to Dempsey alone and do imaging like Chuang Yee, I think usually you will go in groups. It looks like there is a sizeable number of you in Tampines, so why not form a Tampines Watch? When sky is clear, you call each other and go there together...safety in numbers ...
by Airconvent
Fri Oct 17, 2003 12:55 am
Forum: Astrophotography
Topic: Anyone used a 10x camera to shoot anything?
Replies: 15
Views: 9841

Hi, Nikon 775 is not very suitable for astrophotography, but it still can be done... :) But may be limited to the Moon, since your one seem do not have a remote control. Anyway, I'm not fimilar with this model but I think you first need the UR-E3 Step Down Ring Lens Adapter For CoolPix 775. Then fi...
by Airconvent
Fri Oct 17, 2003 12:48 am
Forum: General Astronomy
Topic: Is Bigger Always Better?
Replies: 13
Views: 8551

Previously I asked a question concerning whether to buy a 7 inch Mak or 8 inch SCT and the reply I got was that barring their fundamental optical and focal length differences, their 1 inch difference in aperture does not really amount to much. In other words, the difference between a 7 inch Mak or ...
by Airconvent
Fri Oct 17, 2003 12:42 am
Forum: Astronomy Events & Observation Sessions
Topic: Comet Watch '03/'04
Replies: 42
Views: 23933

5th magnitude should be easy for a 4" goto at zenith but "low on the horizon" is the killer here. anyone IN THEIR ENTIRE LIVES have ever seen a cloudless horizon in Singapore? :roll:
by Airconvent
Fri Oct 17, 2003 12:38 am
Forum: Astronomy Events & Observation Sessions
Topic: Tampines Mountain Biking Trail Survey
Replies: 13
Views: 9905

Hi This place was "discovered" by me and Wira last year and we did checked it out at night. I shall remember that night very clearly. At 1am , we were so excited to see Saturn and Orion again on a 5% cloudy morning. Before I even had the chance to load my OTA on my tripod, the clouds came ...
by Airconvent
Fri Oct 17, 2003 12:29 am
Forum: Singastro.org Announcements & News
Topic: Welcome new members and update on equipment reviews
Replies: 6
Views: 4877

Intriguing. Did anyone notice that the adminstrators are not the first few registered users? mmm...leaves us wondering about the chicken and egg thingy...did the admin appeared after the site or the site appeared after the admin? :shock: :lol: just having fun....welcome #100! although I think by now...
by Airconvent
Fri Oct 17, 2003 12:25 am
Forum: Buy and Sell
Topic: For sale: used 1.25" to 2" eyepiece adaptor $25
Replies: 2
Views: 3022

yup..from the detailed description it looks like a 2"->1.25" instead of vice versa which means its not meant for my ETX... :roll:

rich