I have a Q for someone here. What is the formula for derriving flux (as a measure of light per unit area per unit time) from the astronomy magnitude scale, for...

For those of you who are interested I have just posted an observing report onto my web...

I have a Q for someone here. What is the formula for derriving flux (as a measure of light per unit area per unit time) from the astronomy magnitude scale, for...

Anybody in here using qastrocam? I've been trying to compile it for the past several days but keep coming across one problem after another. There don't seem to...

Anywhere in the UK I can get one I been looking round but failed. scopestuff in the US has them I am told but I can't see them on their site. I have sent a...

I've just got hold of a couple of CCD cameras. They have a filter in front of the chip that is a slightly acid green colour - is this likely to be an IR...

I posted a link to a good image viewer - Picasa a couple of months ago. After using the program for a while, although I liked it's overall performance and...

2230hrs on thursday 16th December was my first opportunity (English weather allowing) to observe the newcomer comet Machholz ( C2004 Q2 ) This comet was at...

I wonder who got paid for this photo of 'meteor ' shower appearing in today's paper p17. I don't know how to call up Guardian pics. AFAIK pic of long-exposure...

Fellow Carbon Units, I did it at last, i saw a comet! And i think i might have even got a film picture of it(widefield 135mm). Im hoping to see more of a tail...

(not)

Managed to get a few CCD images of this from light-polluted London skies last night at University of London Observatory (UCL-Mill Hill) around 9pm. The dust...

His first posting that I read: "A thief stole my body while I was out of it" got me hooked on his humourous titles, and I haven't forgotten the author...

Anyone know of any free/cheap astrometric software? I'm particularly interested in the accurate measurement of star angular distances from digital...

The thread with this subject seems to have disappeared, but I've just seen that Hobbicraft of Leeds http://www.hobbicraft.co.uk sells various glass etching...

Robert Rowland wrote on Astronomyphysics.com forum: Came across this interesting paper on google by Abdul Ahad where he drew a neat circle around the sun...

Outer edges of our solar system were disturbed by passing star, may contain more bodies out...

Hello, I need urgent the two email addresses of "Emil Bonnano" and "Perry Remaklus". Emil is the programmer of the astronomy program MEGASTAR and Perry is from...

Approximately 1am 12/12/04 - sorry can't be more exact. Bright orange light in the northern sky at approximately 45 degrees over Manchester. At first it looked...

http://www.btinternet.com/~wokingham.weather/etc12/ml12-1258-d-uk.html :( -- Pete http://www.digitalsky.org.uk Home of the Lunar Parallax Demonstration...