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spectro-l · Astronomical Amateur Spectroscopy / Spectroscopie Amateur en Astronomie

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  • Members: 566
  • Category: Amateur
  • Founded: May 14, 2003
  • Language: French
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Messages 5432 - 5461 of 14315   Oldest  |  < Older  |  Newer >  |  Newest
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5432 Coralie Neiner
coralieneiner Send Email
Nov 1, 2008
5:48 pm
Salut Benji, ... Il n'y a pas enormement de publications sur ces objets car ils ont ete peu etudie jusqu'a present. Notre equipe pour Corot a fait 2 publis qui...
5433 Robin Leadbeater
niborl2000 Send Email
Nov 3, 2008
12:33 pm
Hi all, Attached is a comparison of Eps Aur H alpha showing the change from February to October before the eclipse starting next year. Also on the website ...
5434 ernst-pollmann@... Send Email Nov 3, 2008
1:14 pm
"Robin Leadbeater" <robin@...> schrieb: Attached is a comparison of Eps Aur H alpha showing the change from February to October before...
5435 Robin Leadbeater
niborl2000 Send Email
Nov 3, 2008
2:39 pm
T-Online eMail---- Original Message ---- From: ernst-pollmann@... To: spectro-l@yahoogroups.com Sent: Monday, November 03, 2008 1:13 PM Subject: Re:...
5436 ernst-pollmann@... Send Email Nov 3, 2008
3:09 pm
"Robin Leadbeater" <robin@...> schrieb: All this is happening with the primary star and is independent of anything which might happen...
5437 Jeff Hopkins
hposoft Send Email
Nov 3, 2008
3:58 pm
Hello Ernst, There are different theories about why the red and blue horns dance (e.g., lumpy hydrogen gas disk around the primary star, dance of a binary pair...
5438 ernst-pollmann@... Send Email Nov 3, 2008
4:13 pm
"Jeff Hopkins" <phxjeff@...> schrieb: We invite anyone interested to join the Campaign and submit data. The eclipse will be starting next summer, but...
5439 Robin Leadbeater
niborl2000 Send Email
Nov 3, 2008
4:42 pm
Hi Jeff, Brian is probably using the 600 l/mm grating with the SGS which gives typically about 1A/pixel dispersion. I am not convinced that the resolution of...
5440 Jeff Hopkins
hposoft Send Email
Nov 3, 2008
5:07 pm
Hi Robin, You may be right about the 600 l/mm grating. It does seem higher resolution and with a 150 l/mm grating. He mentioned a 150 l/mm grating and said he...
5441 Robin Leadbeater
niborl2000 Send Email
Nov 3, 2008
5:41 pm
... It might be an aliasing effect as the peaks shift from pixel to pixel. This was why the LHIRES III design went for higher dispersion/resolution. You really...
5442 Robin Leadbeater
niborl2000 Send Email
Nov 3, 2008
5:49 pm
Hi all, I am exploring the LHIRES Ne calibration lamp spectrum looking for more lines in some areas and have found many weak but useful lines. (attached...
5443 Jeff Hopkins
hposoft Send Email
Nov 3, 2008
6:31 pm
Along the same lines I created a template for atmospheric lines around the hydrogen alpha line. I place it on the screen and it helps identify the lines. Makes...
5444 Jeff Hopkins
hposoft Send Email
Nov 3, 2008
6:49 pm
I attached the template, but it seems to have gotten stripped. It can be found at http://www.hposoft.com/EAur09/Spectrographs/Spectra/AtmosHaCal.jpg Jeff ... ...
5445 lopez alain
lopezvilla_2000 Send Email
Nov 3, 2008
7:43 pm
Bonsoir Je reviens au sujet de camera CCD pour l'acquisition de spectres avec le Lhires3. Comme c'est bientôt Noël, que le salon RCE approche, et que les...
5446 Robin Leadbeater
niborl2000 Send Email
Nov 3, 2008
8:05 pm
Bonsoir Alain, Je pense que le 16IC-S est la même taille que mon 16IC (diamètre 110mm) http://www.modernastronomy.com/camerasAtikArtemis.htm#atik16ic Best...
5447 valerie.desnoux
desnova Send Email
Nov 3, 2008
8:31 pm
Hi Robin, yes you can add yourself lines to one of the line file. You can for exemple open and edit the element.txt file It is an ascii file, open it in...
5448 BM
bmauclaire@... Send Email
Nov 3, 2008
10:46 pm
On Mon, 3 Nov 2008 11:49:50 -0700 ... Hi Jeff, When calibrating with telluric lines for such hight resolution spectra, two to three decimals in wavelength are...
5449 Jeff Hopkins
hposoft Send Email
Nov 3, 2008
10:49 pm
Hi Benji, Yes I know. The template is for identifying the lines and in VSpec you select the line and click on the wavelength to the number of places specified...
5450 BM
bmauclaire@... Send Email
Nov 3, 2008
10:58 pm
On Mon, 3 Nov 2008 15:49:47 -0700 ... Oh, OK, I didn't suppose it is working like that with VSpec. In fact I don't know how it works and I suppose that's why I...
5451 Christian Buil
chbuil Send Email
Nov 4, 2008
2:13 am
(HD21362, a probable Be star, to be added to BeSS data base - 2001 versus 2008 observations shows considerable evolution of Halpha activity) ... Une...
5452 Robin Leadbeater
niborl2000 Send Email
Nov 4, 2008
4:21 pm
I must have done it before but I cannot do it now for some reason. I have downloaded the tfits.gz file for Castor from here ...
5453 Jean-Marc
asteroide06 Send Email
Nov 4, 2008
4:41 pm
Hi Robin, If you need the file unzipped, you can download it from this location: http://dl.free.fr/qBgPjBM5E It's a server provided by my ISP to put temporary...
5454 Jose Ribeiro
zerib57 Send Email
Nov 4, 2008
4:53 pm
Hi Robin, I annex you have what you wish. See the tutorial 8 of Valerie's page: http://astrosurf.com/vdesnoux/tutorial8.html egards, Jose ... From: Robin...
5455 Robin Leadbeater
niborl2000 Send Email
Nov 4, 2008
5:02 pm
Thank you Jose, Thank you Jean-Marc :-) As usual I forgot to rtfm :-( Thank you for your very quick replies and for your trouble Robin ... From: Jose Ribeiro ...
5456 Patrick LAILLY
patricklailly Send Email
Nov 4, 2008
6:51 pm
Bonsoir Alain Je n'ai pas d'experience avec le modele que tu sembles avoir choisi mais de mon cote je suis tres content de mon Atk 16. Je ne peux donc rien te...
5457 lopez alain
lopezvilla_2000 Send Email
Nov 4, 2008
8:37 pm
Bonsoir Patrick et la liste Merci à toi et à Robin pour tous ces précieux renseignements. Je suis allé aussi sur le web pour chercher quelques infos....
5458 Olivier Thizy
olivier.thizy Send Email
Nov 4, 2008
10:07 pm
Bonjour, Il y a plusieurs conférence sur la Spectro au programme des Rencontres du Ciel & de l'Espace ce week-end à la Villette à Paris. Le programme ...
5459 Patrick LAILLY
patricklailly Send Email
Nov 4, 2008
10:30 pm
... Le logiciel proprietaire exporte les images en FITS Patrick...
5460 jacques savard
suppjos Send Email
Nov 5, 2008
12:00 am
et dire que j'était a paris en fin de semaine dernire pour deux jour SNIF et re SNIF jacques 47'N 71'O...
5461 Robin Leadbeater
niborl2000 Send Email
Nov 5, 2008
12:25 am
While hunting for calibration lines around the H gamma line, I found some useful lines from Argon contamination in the LHIRES III neon lamp. The Ne lamp is...
Messages 5432 - 5461 of 14315   Oldest  |  < Older  |  Newer >  |  Newest
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