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Solar Projection

To get more out of my scope I wish to try solar projection.
Firstly, as my scope is an SCT, is there a risk to the corrector lens / plate and or the chosen eyepiece regarding temperature. Obviously I do not wish to overheat and risk cracking of any components.
Secondly, I have seen advertised the various types of filter (Mylar etc) to fit over the end. Assuming I had one of these correctly fitted ...
Read more : Solar Projection | Views : 606 | Replies : 10

Peter Grego Lunar Lecture 25 Feb 06

The second in this year’s 150th anniversary season of 'Penny Lectures' at the Birmingham & Midland Institute takes place on Saturday 25 February 2006 and is entitled:

'All about The Moon'

It is given by Peter Grego, well-known astronomy author, columnist and editor of the SPA's acclaimed 'Popular Astronomy' magazine.

The lecture takes place at 3pm for 3.30pm in the Lyttelton Lecture Theatre at the Institute, which is in Margaret Street in Birmingham city centre ...
Read more : Peter Grego Lunar Lecture 25 Feb 06 | Views : 143 | Replies : 0

Nothing to do with astronomy.

I know this has nothing at all to do with astronomy (except maybe the Southern Cross on their shirts) but did anyone else see the Aussies getting stuffed by Sri Lanka yesterday in the cricket.
Just thought I'd mention it!!
Read more : Nothing to do with astronomy. | Views : 92 | Replies : 0

Optical Film

Hi all

I have the Philip's Moon Observer's Guide Book by Peter Grego.

On page 53 he is talking about the types of telescope he and othere's use.

There is a picture of a 250mm f/4.8 Newtonion reflector, with the aperture covered with a film.

He state's and I quate, "The apeture is covered with optically cleare film to protect the mirrors while in use".

Is there such a film available on the market. I ...
Read more : Optical Film | Views : 221 | Replies : 3

fork mounted scopes

hello all,
I have been a keen armchair astronomer for a few years now and have finally decided to purchase a telescope, as i am keen to do some astrophotography i have read that i need a equatorial mount. The telescope i want to buy is the celestron 8" CPC scope which is fully auto guided. Is this suitable for photography and what type of mount is a fork. Is it an equatorial or a ...
Read more : fork mounted scopes | Views : 334 | Replies : 6

Another Newbie needing help!

I am looking to get a telescope to restart my astronomy hobby. The only scopes I have used before have been 'supermarket' scopes and as such need a bit of advice about the best one to buy.
I am looking to spend £250 - £300 and after doing much searching on the net I have narrowed down my options to the following scopes; Skywatcher skyline 200 8"dob, Celestron C6-N 6"equatorial, Skywatcher Explorer 150 6"equatorial or ...
Read more : Another Newbie needing help! | Views : 511 | Replies : 9

S@N back copies

Iknew that issue one had gone but just rang hoping to get issue 2 which has some articles of particular interest.
June July and August (1,2,3) now all gone!
Somebody suggested making PDF copies available - I'll say yes to that if a re-print is out of the question.

Anybody want to part with 1,2,3?


Read more : S@N back copies | Views : 207 | Replies : 3


Hi Folks
Recently bit the bullet and got myself the Meade DSI. Not had a chance to use it yet as I aint seen the sky for ages .....but any tips for when I do would be greatly appreciated. BTW I haven't even got a digital camera.
Read more : Imaging | Views : 564 | Replies : 11

Telescope alignment

Having just taken receipt of my new scope (Celestron C8-NGT Computerised) I am attempting to align it. This is my first computer controlled set and I'm a bit stuck. Having given the gps position I am attempting to do a quick align as I cannot see three stars from the list from my observing location to undertake a 3 star align. However, when I ask it to move to the moon it is ...
Read more : Telescope alignment | Views : 215 | Replies : 3

Merseyside Astronomy Day.

Hi Gang,
I was just wondering whether any of yhe forum were going to the Merseyside Astronomy Day at the Spaceport centre in Seacombe on March 11th. If anyone is close enough to attend then hopefully I will meet you there!
Read more : Merseyside Astronomy Day. | Views : 173 | Replies : 2


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