Just a potboiler while Noel is on walkabout

I took a look at the star map to see if there were any nicely coloured pairs of stars in close proximity to one another.  The “super Albireo” pair of Algol and Rho Persei stood out like a sore thumb, so last night (as it was apparently clear) I had a go at imaging this area.  Well – it wasn’t so clear after all, and what I thought was going to be a brilliant dataset of 55 4-minute subs got whittled right down to just 27-subs due to cloud – hence the well-known saying don’t count your subs ………..

Anyway, some poor processing on 108-minutes of data by yours truly (Noel is taking a well-earned break out in the wilds) gives the result below.  There’s a few galaxies in this one, several of them very close to Algol!

See a bigger version on my Flickr site 🙂

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Starmus Festival Tenerife

You can read more about the Starmus Festival – Tenerife March 21 – 26 2011 – here 🙂

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Very interesting APOD today

An extremely interesting APOD today – and I wonder if this means that we are unlikely to find complex life-forms near Galactic centres.  Indeed – could this go some way to explain why the Ape descendants appeared in the quiet outer arms of the Milky Way 🙂

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A video clip of the Paramount ME in action.

I connected up the Paramount ME to its 48V power supply which in turn goes to a 1000W uninterruptible power supply (UPS) in my attempt to protect the delicate Paramount motor boards and electronics from anything nasty coming down the mains (and believe me – here in 3rd world Brockehurst we often get nasty things coming down the mains).  I have my little Libretto sub-notebook running The Sky software and initially connected it to the Paramount via the Paramount’s serial port (I had to use a USB to serial port converter from the Libretto as modern laptops don’t know what serial or parallel ports are).  It didn’t run at first as I had to go into the hardware and see which COM port it had allocated to talk to the Paramount – for some unknown reason it had chosen COM 5 (???)  Once I had changed the settings in The Sky to COM 5 and hit “connect” the little Libretto started talking to the Paramount and the Paramount started talking back.  First thing it said was that the Paramount hadn’t been homed and did I want to do that.  Confirmed that I did and the mount burst into life (for the first time) and it slewed to the (wrong) home position as I haven’t synched the mount yet.  However, as the mount now thinks it has been homed it will let the joystick work – so I took this short video clip of the Paramount being controlled by the off-camera joystick 🙂

I don’t want to talk to the Paramount through the serial port however, I want to go direct through the USB port.  This required putting the software Bisque DVD in again and loading up the USB drivers for the MKS4000 Paramount controller.  It looked like I had loaded up the drivers o.k. but I didn’t get “New Hardware Found” and I couldn’t control the Paramount from the Libretto – strange.  Re-booted the computer and still nothing happened.  So started looking at the port allocations again and this time the USB to UART controller (basically the USB link from the Libretto to the Paramount) was there and had been allocated to COM 4 (???)  Don’t know what this is all about now but just clicked on COM 4 in The Sky for the communications link and Bingo – it all works.

One thing you should know should you ever be in the nice situation of being able to buy a Paramount – is that it kicks out a LOT of weird noise in the background, grumping, gurgling and harrooomfing away all the time.  According to Nik Szymanek this is all quite normal (thank you for letting me know this Nik, it sounds dreadful when you hear it for the first time!) so I guess the point is DON’T PANIC 🙂

I guess the next step in the mini-WASP saga will be getting the new dome erected, so might not be any news on this one until early 2011.

Posted in Articles, Equipment, mini-WASP Array, Projects | 2 Comments

Now the Paramount is in the study as well as the pier.

The Paramount has now been brought up to my study and is sutting on the Aluminium pier ready to be fired up.  Must admit I hadn’t planned for my study to be taken over with Astronomy equipment – but needs must.  Next step is to put the necessary software onto a laptop so that the Paramount can be computer-driven, power up the Paramount and see what happens.  Hopefully the next entry will be a video of the Paramount moving aound 🙂

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The all-Aluminium pier for the Paramount and mini-WASP array

I have just brought the massive all-Aluminium mini-WASP pier in from the shed.  I will set it up in the upstairs study with the Paramount on top to give a dry run for the computer and all the electronics.  The pier was made by NTE Poole Ltd. craftsmen in everything to do with Aluminium (and stainless-steel for that matter) – thank you Eric Kennedy for a really great job on this.  The foot ruler is positioned on the base to give you an idea of the scale – the cylindrical central Aluminium tube has a wall thickness of one-inch!!!  The whole thing is pretty heavy (considering it’s Aluminium!) and extremely robust.  The pier will sit on a concrete foundation that is approximately 2-foot x 2-foot in cross-section, goes 5-6 feet into the ground, and protrudes 1-foot above ground level.  There will be an octagonal wooden decking surround (not physically touching the pier) and this will accommodate the new observatory – the new decking will look exactly like the decking underneath the original New Forest Observatory.  Here is an image of the all-Aluminium pier:

The next step is to bring the Paramount up into the study as well, sit it on top of the pier, connect up the computer and all the electronics and see if it all works (no I haven’t powered it up since it arrived nearly a year ago – oops).  If it does all work and I can control the Paramount using the hand-controller, then the next entry will be the second mini-WASP video log showing the Paramount in action.  Fingers crossed everybody 🙂

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Crickey! Number 1 and 2 places in “Popular Astronomy” on Amazon

I often check to see how Star Vistas is doing on Amazon.co.uk and got a bit of surprise when I just got in from walking the dog over the forest.  I have the number 1 and 2 slots in the “Popular Astronomy” section of Amazon U.K. the number 1 slot being “Making Beautiful Deep-Sky Images” and the number 2 slot “Star Vistas” co-authored with Noel Carboni.  If someone has been doing a bit of bulk ordering – thank you – or, on the other hand, if this is just a bump in sales (ready for Christmas?) – then thank you again 🙂

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First video diary entry for the new mini-WASP imaging array

Thought I would begin a video diary on the mini-WASP array project at this time even before the hole has been dug in the ground for the obligatory concrete block.  As we are all aware – any new observatory project begins with a hole in the ground that we subsequently fill with a cubic yard of concrete.  The short video (shot on the mega Sony NEX-VG10E handycam) shows the position the new observatory will occupy, to the left of the original 7-foot fibreglass dome, creating a Keck II landscape in the garden.  Next steps in the project will be digging the hole (5 foot deep, 1 foot above ground level and 2-foot by 2-foot cross-section) – filling the hole with concrete and setting in the all-Aluminium pier, and finally building the octagonal wooden decking around the central concrete block which will then support the new dome.  I expect this first phase of the project to start around March-April 2011.  And yes – the Paramount has now been sitting unused in my dining-room for almosr a year – unforgiveable 🙂

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Star Vistas exhibition now ended at the PhotoGallery Bristol.

Just done a lightning round trip to Bristol to pick up the Star Vistas images from the PhotoGallery.  Many thanks to Jamie and team for organising this one.  They had a book full of visitors over the exhibition opening period from 22nd October – 3rd November.  Keep visiting the New Forest Observatory web-site to see where the next Star Vistas exhibition will be held 🙂

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Prototype 18 ultra-bright white-light LED array for photographic applications

This image shows a prototype illumination rig I have just built using 18 ultra-bright white-light LEDs and powered by a computer PSU.  The idea is to create a compact, high-power, flicker-free light source for photographic applications.  This prototype array (I estimate) kicks out the equivalent of a 200W light bulb, yet it consumes only 20W.  A useful photographic studio array would therefore need around 100 LEDs in a 10 x 10 array and would supply the equivalent of a 1000W thermal light source.  There is a CPU fan behind the LED array providing some forced-air cooling.  In a short while I will be testing the array out with Tony Allen to see how it performs in high-speed video applications.  I will almost certainly put a “snoot” reflector over this array, and Tony will being down a Fresnel lens to go over the front of the snoot.  Should be an interesting experiment 🙂

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