Search found 318 matches
- Wed Nov 28, 2012 9:41 am
- Forum: Equipment Discussions
- Topic: periodic error
- Replies: 16
- Views: 12944
Re: periodic error
You are right, Sifu Remus & Sifu Orly, i took a more complete cycle using Algol (compensated DEc 41 Deg) as the sky was quite cloudy then, results of the GPD2 Un-guided is around 43 Pk to Pk, whereas for GP2 is around 54 like what Orly said for the GP. No worry though, i can still continue to us...
- Sun Nov 18, 2012 8:54 pm
- Forum: Astrophotography
- Topic: M31 through HDB Window
- Replies: 16
- Views: 5021
Re: M31 through HDB Window
Resized Andromeda crop 17 Nov 2012.jpg Here is M31 taken at Johor, Malaysia Saturday night - only managed to catch 5 shots X 2 mins, 500D I-R Mod ISO 1600 (3) ISO 800 (2) in between floating clouds & light rain, yet it looks more complete than the 20 over shots taken through balcony here. GPD2-...
- Mon Oct 29, 2012 6:25 pm
- Forum: Astrophotography
- Topic: M42 on 271012
- Replies: 19
- Views: 5077
Re: M42 on 271012
Very nice, can see the man running too !!
- Mon Oct 29, 2012 6:02 pm
- Forum: Astrophotography
- Topic: M31 through HDB Window
- Replies: 16
- Views: 5021
Re: M31 through HDB Window
no .., no problem, we are all learning too, poco a poco (bit by bit) just happen to be lucky at times, see u soon ..
- Mon Oct 29, 2012 1:36 pm
- Forum: Astrophotography
- Topic: M31 through HDB Window
- Replies: 16
- Views: 5021
Re: M31 through HDB Window
Hi Kah Wai, need an EQ mount with AZ motor to track, for 2 mins with 200 mm, no need to guide it
- Sun Oct 28, 2012 11:57 am
- Forum: Astrophotography
- Topic: M31 through HDB Window
- Replies: 16
- Views: 5021
Re: M31 through HDB Window
Thanks my friends, last night the sky was semi-open with high cloud & fatty moon, taken another shot of the M31 but this time with 200mm F2.8 lens @ F3.2 opening: Canon 550D (un-mod) ISO 400 with the clip on filter pass down by Shirox, shot 20 X 2.0 mins un-guided GP-2 Mount. Looks like not able...
- Thu Oct 25, 2012 11:40 pm
- Forum: Buy and Sell
- Topic: WTB 66ED refractor (CLOSED)
- Replies: 0
- Views: 896
WTB 66ED refractor (CLOSED)
i wish to buy a 66 mm ED APO refractor for imaging wide field as well as using as guiding scope, but this morning bought a 200 mm F2.8 lens instead, again, no need to guide due to short Focal length & fast speed used (for Andromeda, Subaru etc. usage).
- Wed Oct 24, 2012 11:22 am
- Forum: Astrophotography
- Topic: M31 through HDB Window
- Replies: 16
- Views: 5021
M31 through HDB Window
Last night the sky was opened for a couple of hours, test on M31 through my balcony window using the newly acquired (pre-own) GP2 Mount, Meade 80ED, using a 50 mm guide scope & Orion Star Shoot auto-guider. 1.5 mins: ISO 800 X 20 shots - (Failed guiding as the star did not move enough probably d...
- Tue Oct 16, 2012 8:28 pm
- Forum: Astrophotography
- Topic: Radio Galaxy - Centaurus A Taken through kitchen
- Replies: 9
- Views: 2514
Re: Radio Galaxy - Centaurus A Taken through kitchen
Thanks for the constant help & encouragement, Kelvin, appreciate ...
- Sat Oct 13, 2012 5:08 pm
- Forum: Astrophotography
- Topic: Celestron C6 for Deep Sky AP : sample = M27 & M8
- Replies: 7
- Views: 2806
Re: Celestron C6 for Deep Sky AP : sample = M27 & M8
Hi my friend, can share with you what i know but do take note i still learning too, like not yet learn to do flat field etc, so is also half beginner to half intermediate like that, can pm me, tks.