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First report 19th August 2012


JohnC

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First attempt at writing an observing report, so be kind.

Telescopes used:- Intes micro 715 MaK and Megrez 72mm refractor.

Mount:- Skytee 2.

Site:- Home base Hucknall.

The skies cleared around 18:00 so the scopes were put outside to cool down.

At about 21:30 the skies had darkened sufficientley to start observations.

Having recentley moved from goto mounts to a manual alt az i have had to start learning the sky and it soon became apparent that i have a lot to learn.

tonights targets were to be Double cluster, M57, M13, Alberio, Mu Cephus (garnet star) and finally NGC457 Owl cluster.

I began by focusing both scopes on Vega and ensuring that my telrad finder was aligned.

I had seen M57 many times before so selected it as my first target. Using telrad charts it was easily found and was well presented in the 7" Mak.

Using a 25mm plossl (108x) and averted vision the ring was plain to see with a slight degree of texture being noted.

Alberio was the next object and was as beautiful as ever. The contrasting colours were set against the very dark background that Mak's are known for. The blue component was striking however the orange component appeared to my eyes to be a little washed out.

M13 Globular cluster. Another favourite of mine was found using the Megrez 72. In the Mak it was well resolved and averted vision brought out many more stars. i tried to see the "Propeller" but was not successful.

Double cluster. Anice sight in the Megrez 72 if a little small scale. In the Mak it was much more impressive due both to the larger scale and the better contrast.

NGC457 Owl cluster. I saw this mentioned on the forum and having not seen it before decided to have a try for it. The star given in the telrad charts was not as easy to see as i thought and took a little time to locate. Once found and lined up in the telrad the cluster was centred in the FOV of the Mak.

A nice cluster with different coloured components giving plenty to see.

The final target was Mu cephus "The Garnet star",

I must admit that i had never heard of this before. It was mentioned at a recent meeting at Belper and so i looked it up in the guides which said that it was a nice red star, It was straight forward to find using the stars in Cygnus as locators. A very beautiful sight in the Mak, keeping me captivated for some time. However to my eyes it appeared a very deep orange? Not sure why this was so. Will definitely be revisiting that one.

So all in all a very successful session. Much more enjoyable not having goto and also better for having only a few pre selected targets. I have tended in the past to flit from object to object and not gaining much from the experience.

I am finding that my present set up has rekindled my passion for astronomy, no cables, computers or goto. I really like the contrast the Mak gives and this combined with the wide field refractor views adds up to a great combination. i intend to replace the small Megrez with a larger 6" F5 refractor as soon as i am able.

Edited to add that i also saw a great pass by the ISS.

Thanks for reading.

John

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Hi John from another John :smiley:

Thats an excellent report - thanks for posting it.

I too have found my way to very "low tech" equipment and now use alt-az mounts and no electricity !

Your scopes make a nice contrast to each other.

Despite viewing M13 many times I'm unsure whether I've seen the "propeller" either. I believe it's a pattern made up of the slightly darker regions of the cluster but I'd be interested if other members could shed some more light on this.

It's so nice to have some actual observing to report on, after many cloudy days this summer :smiley:

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Nice report. The way you are enjoying your new kit comes accross very well, and at the end of the day enjoyment is why we are all out there under the heavens.

The propeller in M13 is a strange phenomenon that some see easy others really struggle with. I have read that certain apertures bring it out better than others. It is indeed darker lanes within the cluster, I don't find it readily observable myself. It maybe there is a Magnification that brings it out best and I am yet to find it.

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Very nice report

I too have been directed to the owl cluster & it is a nice sight to behold. The eyes to me seem to be one white & one yellow star.

Yes that's how i saw it, one white and one yellow.

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