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Messages 710 - 739 of 1657   Oldest  |  < Older  |  Newer >  |  Newest
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710
Hi folks Like to say `Hi` just joined the group and wondered if any members happen to have used the DMK type firewire cameras with their star analyser and if...
ashleyparkuk
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May 2, 2007
10:18 pm
711
Hi Steve and welcome to the group :-) I think your problem is more likely to be getting the star analyser close enough to the CCD rather than needing spacers....
staranalyser
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May 3, 2007
11:08 am
712
Hi again Steve, You may find that your camera has a CS mount, which has the same thread as the C mount but needs 5mm less back focus, giving you an additional...
staranalyser
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May 3, 2007
11:37 am
713
Yes thanks for the info Robin. I did get a small spacer that came with the camera which should help. I have contacted Imaging solutions for the back focus...
ashleyparkuk
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May 3, 2007
7:57 pm
714
Hi Steve, It sounds like it is a CS mount then and using the (5mm ?) spacer makes it compatible with a C mount. so... The back focus of a CS mount camera is...
staranalyser
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May 3, 2007
11:11 pm
715
... Hi again Robin The cs to 1.25" adaptor I have at present seems to fit the bill with a nosepiece (I assume you mean the 1.25" bit that fits in the holder)...
Steve
ashleyparkuk
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May 3, 2007
11:35 pm
716
... Modern ... that with ... total ... long is ... with a ... holder) is ... for ... which has ... able to ... cut a ... grating to ... 12.5+28)?. ... It...
staranalyser
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May 4, 2007
9:42 am
717
Hi Robin Re my C mount to grating spacing again. I`ve acquired another C to 1.25" nylon type adaptor with filter thread. When screwed into my DMK camera...
ashleyparkuk
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May 14, 2007
10:49 pm
718
... Sorry that should be CS to 1.25" adaptor so its a CS mount. I have a 5mm spacer to make it to a C mount. Steve...
ashleyparkuk
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May 14, 2007
11:01 pm
719
Hello everybody I leave a Link Them where they can see my first spect. http://www.espacioprofundo.com.ar/foros/about1178.html greetings ... Preguntá....
Marcelo Rios
clarion2010
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May 15, 2007
5:15 pm
720
Hi Ashley, That should be ok but it is very much on the top limit. You will need to put the star image in one of the corners of the frame and orientate the...
staranalyser
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May 15, 2007
8:19 pm
721
... Hi Robin Thanks for that info. I assume using my f6.3 reducer is very much reqd to get a smaller image on my f10 scope?. Regards Steve...
Steve
ashleyparkuk
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May 15, 2007
10:05 pm
722
... That will certainly help. A small star image with your large spacing should give you excellent resolution. Robin...
staranalyser
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May 15, 2007
11:42 pm
723
Congratulations. A nice first spectrum. Those wide TiO lines show up really well. Robin...
staranalyser
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May 15, 2007
11:45 pm
724
I have frend he nead to see the spectrum directly whit his years it is possible i thing whit a staranalyser but he only see something look like a dot of color...
Jacques Savard
suppjos
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May 16, 2007
2:11 pm
725
... One suggestion. Visual work was my whole concern for years and with others I faced the same problem. Pick Vega or some bright star for demonstration. Turn...
jwarnerr
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May 17, 2007
5:29 am
726
The Star Analyser produces a rather short spectrum if you just screw it onto an eyepiece. One way to lengthen the spectrum is to increase the distance from the...
staranalyser
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May 17, 2007
10:20 am
727
do not know how to said in english at the club observatory we have a 14 inch casgrain if I am able to fit a starnalyser to this --1- what is the best target? ...
Jacques Savard
suppjos
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May 20, 2007
2:16 am
728
Hi Jaques Yes you can use the Star analyser with a 14 inch casegrain but use a focal reducer to keep the star image size small. 1. The Star Analyser...
robin leadbeater
staranalyser
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May 20, 2007
1:22 pm
729
Hi Folks Got my Star Analyser and very pleased with it and taken a first shot of Vega but unsure what to do next?. The various web sites with tutorials...
ashleyparkuk
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May 27, 2007
4:26 pm
730
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the staranalyser group. File : /Producing...
staranalyser@yahoogro...
Send Email
May 27, 2007
6:01 pm
731
Hi Steve, Nice first spectrum :-) The Hydrogen Balmer lines are showing up clearly. I have finally done something I should have done ages ago. In the files...
staranalyser
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May 27, 2007
6:07 pm
732
Hi Robin Many thanks for the instructions. I was a bit confused with the other web sites as the tutorial commands didn`t match what was on screen!. :-) Cheers ...
Steve
ashleyparkuk
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May 27, 2007
9:22 pm
733
Hi again Robin According to the Star analyser manual I crop the image until I just have the spectrum (ie no star) but I think Vspec requires the star for the...
ashleyparkuk
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May 27, 2007
10:39 pm
734
Hi Steve, Unfortunately Valerie's update of the tutorials is not as frequent as the updates to the program. It is a very powerful program once you get used to...
staranalyser
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May 28, 2007
12:39 am
735
Hi Steve, It is a good idea to include the zero order as that gives you a pretty good zero calibration point for free as you say. If you can identify two lines...
staranalyser
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May 28, 2007
12:41 am
736
Hi all I have been taking a few spectra with the SA and a thought occurred to me. As the star to spectrum distance remains the same regardless of the star...
ashleyparkuk
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May 30, 2007
11:51 am
737
Hi Steve, Yes you can use Vega as a standard to calibrate for wavelength using the Hydrogen Balmer series lines H alpha 6563A H beta 4861A H gamma 4340A H...
staranalyser
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May 31, 2007
12:48 am
738
Hi Folks Just taken and processed a spectrum of Delta Vir (in Steve`s folder) last night and have some Hydrogen lines superimposed on it. A few peaks show...
ashleyparkuk
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Jun 1, 2007
4:13 pm
739
Has anyone tried using a slit with the SA? Any examples? We would be very interested in the technique(s) used if anyone has done it. Thanks, Jerry...
jwarnerr
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Jun 2, 2007
9:38 am
Messages 710 - 739 of 1657   Oldest  |  < Older  |  Newer >  |  Newest
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