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15713
Re: R > 72000 ?? [3 Attachments] Hi Alfonso, Your attachments with a black background, plus red lettering, are nearly impossible to read. Can you use a white background? b ) I also told
Bernard Heathcote
8:35 PM
#15713
 
15712
Re: R > 72000 ?? Hi! It is true that the measure of the FWHM at 4732 A was R> 22000, Photo taken in a supersaturated fit . (a problem of focus Lhire ) Yet the result is
alfonsoluisco
7:08 PM
#15712
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15711
(no subject) aparker518@... ; SoftBisqUser@yahoogroups.com ; aavso@... ; flyercrazygw@...
joe16lx200
12:49 PM
#15711
 
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15710
RE: [spectro-l] Le système solaire en spectro Merci Joan ! De : spectro-l@yahoogroups.com [mailto:spectro-l@yahoogroups.com] De la part de Joan Guarro Envoyé : mardi 15 avril 2014 22:02 À :
David Antao
Apr 16
#15710
 
15709
BeSS March 2014 report BeSS report û March 2014 Observateur Nb spec Guarro Fl≤ 43 Sawicki 26 Favaro 22 Li 21 Graham 17 Bohlsen 14 HOUPERT 13 Buil 12 Lemoult 12 Pollmann 9 Barbotin
valerie desnoux
Apr 15
#15709
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    BeSS report_mars2014.pdf
15708
Re: [spectro-l] Le système solaire en spectro Bonjour David: Je pense que la présentation est très attrayant. C'est un bon travail. Félicitations!! Amicalement, Joan. ... From: David Antao To:
Joan Guarro
Apr 15
#15708
 
15707
Re: R > 72000 ?? ... From: Ken Harrison To: spectro-l@yahoogroups.com Sent: Tuesday, April 15, 2014 12:31 PM Subject: Re: [spectro-l] R > 72000 ?? ... Yep hence the comment on
Robin Leadbeater
Apr 15
#15707
 
15706
Re: R > 72000 ?? ... From: Ken Harrison To: spectro-l@yahoogroups.com Sent: Tuesday, April 15, 2014 12:31 PM Subject: Re: [spectro-l] R > 72000 ?? ... Yep hence the comment on
Robin Leadbeater
Apr 15
#15706
 
15705
Re: R > 72000 ?? While I agree that such high resolutions are theoretically possible, subject to the limitations imposed by the available effective grating length and
Bernard Heathcote
Apr 15
#15705
 
15704
Re: R > 72000 ?? Robin, Sure is possible.... SimSpec drops out above 3020 l/mm in Littrow mode as the angles approach ... I would have thought that shading of the grooves could
Ken Harrison
Apr 15
#15704
 
15703
Re: R > 72000 ?? I suspect at least part of this could be because of the very low efficiency of the grating at such a large angle. I am a bit surprised by the scepticism of the
Robin Leadbeater
Apr 15
#15703
 
15702
RE: [spectro-l] Le système solaire en spectro Merci Christian ! Alain Klotz, a fait aussi une belle présentation avec l’Alpy600 et … du Ricard (du vrai). C’était très sympa. Et comme toujours une
David Antao
Apr 15
#15702
 
15701
Nouveau run sur RR Lyrae et Doppler sur Saturne Hello, Une nouvelle session sur RR Lyrae avec le spectro VHIRES. Vous pouvez comparer avec la session précédente ici :
Christian Buil
Apr 14
#15701
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15700
Re: [spectro-l] Le système solaire en spectro Bonjour David, J’ai n’ai pas réussi à venir aux RICAR (snif), mais je vois que tu a parfaitement tenu la barre. La critique, c’est que c’est très
Christian Buil
Apr 14
#15700
 
15699
Le système solaire en spectro Salut, Pour ceux qui sont intéressés voici ma dernière présentation spectro pour les 51e RICAR (Rencontre Inter Club d'Astronomie Régionale) du week-end
David Antao
Apr 14
#15699
 
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15698
Eruptive stars_amateur spectroscopy _ Information Letter # 4 ... Dear All, Here's the new information letter (# 4) about amateur spectroscopy of eruptive stars with notes from Steve Shore about Symbiotic Stars (Part 1)
Francois Teyssier
Apr 14
#15698
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15697
Re: The periodic behavior of the HeI6678 emission line in gamma Cas Many thanks, Ernst. Is a good news. Sincerely, Joan. ... From: Ernst Pollmann To: ARAS, Gruppe Sent: Saturday, April 12, 2014 7:37 PM Subject: [spectro-l] The
Joan Guarro
Apr 13
#15697
 
15696
Re: The periodic behavior of the HeI6678 emission line in gamma Cas Congratullations!! And Thanks for the link!! Alfonso Tenerife
alfonsoluisco
Apr 12
#15696
 
15695
Re: The periodic behavior of the HeI6678 emission line in gamma Cas Very nice Ernst. Congratulations, good job! Jeff Hopkins Phoenix Observatory (187283) Counting Photons Phoenix, Arizona USA www.hposoft.com/Astro/astro.html
Jeff
Apr 12
#15695
 
15694
The periodic behavior of the HeI6678 emission line in gamma Cas Dear Colleagues, corresponding to the topic above, a publication of Joan Guarro and me have been accepted at IBVS. It will be published soon under IBVS No.
Ernst Pollmann
Apr 12
#15694
 
15693
Re: R > 72000 ?? [2 Attachments] Are you talking about argon lamp .fit file calibration?
alfonsoluisco
Apr 12
#15693
 
15692
Re: R > 72000 ?? [2 Attachments] Hi Alfonso, Thanks for those ... but I do need to see your raw wavelength calibration file, as that will reveal the resolution very clearly. I don’t have
Bernard Heathcote
Apr 11
#15692
 
15691
Transcient in ophiucus Mag 10.7 - Possible nova PNV J17144255-2943481 2014 04 11.747 * 17 14 42.55 -29 43 48.1 10.7 U http://www.cbat.eps.harvard.edu/unconf/followups/J17144255-2943481.html François --
Francois Teyssier
Apr 11
#15691
 
15690
Re: R > 72000 ?? [3 Attachments] Ok! Attached are a 1D fit file and a spectral image fit fil corresponding to 1D fit file. King Regards
alfonsoluisco
Apr 11
#15690
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15689
Re: R > 72000 ?? [3 Attachments] Hi Alfonso, Looking at your example spectra, which I can only do visually as you have not provided FIT or DAT files, I still say that the resolution does not
Bernard Heathcote
Apr 11
#15689
 
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window recorder pour demo English lower aujourd hui il est gratuit ici http://fr.giveawayoftheday.com/easy-macro-recorder-4-8/ http://fr.giveawayoftheday.com/easy-macro-recorder-4-8/
savardjacques@ymail.com
Apr 11
#15688
 
15687
Re: R > 72000 ?? [1 Attachment] Yes, we are working at the limit of the grating. At 5555A you wil obtain R= 800000!!!!! Theoretically the "Exposure Time Calculator Lhire III" give a R=79397
alfonsoluisco
Apr 11
#15687
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15686
Re: Possible nova in Hercules - mag 12.8 [1 Attachment] Reduced result from last night attached confirming H alpha emission and blue continuum Robin ... From: Robin Leadbeater To: spectro-l@yahoogroups.com Sent:
    Robin Leadbeater
    Apr 11
    #15686
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    15685
    Re: Possible nova in Hercules - mag 12.8 Thank you François! Follow-up just sent to TOCP http://www.cbat.eps.harvard.edu/unconf/followups/J17592412+2520317.html
    paolo_berardi
    Apr 11
    #15685
     
    15684
    Re: R > 72000 ?? [1 Attachment] Alfonso, Although, theoretically, you could push resolution over 300,000 at 5550A with the 3600 grating and a 25u slit the incidence angle would be nearly 90
    Bernard Heathcote
    Apr 11
    #15684
     
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