spectro-l at Yahoo! Groups

Re: Flat Fielding Light Source

Robin Leadbeater — Mon, 29 Jun 2009 18:36:50 GMT

Hi Stan, ... From: "Stan Gorodenski" To: "Spectro-L" Sent: Monday, June 29, 2009 5:59 PM Subject:

Flat Fielding Light Source

Stan Gorodenski — Mon, 29 Jun 2009 17:02:20 GMT

I know people do flatfielding from the sky at dusk, but this has its own problems. I know Olivier has shown how to use a quartz halogen flood light for

Re: BeSS

Joan guarro — Sun, 28 Jun 2009 20:41:25 GMT

Hola Valerie: J'ai trois grafiques à envoyer, de savoir le problème, je vais essayer au cours de la semaine prochaine. Actuellement, la moitié de la

Re: BeSS

Joan guarro — Sun, 28 Jun 2009 20:21:48 GMT

Hola Jean Noël: Merci pour ta réponse, en fonction de Valerie explique ont localisé le problème, et prêt à résoudre. Jusqu'à la prochaine,

Re: BeSS

valerie.desnoux — Sun, 28 Jun 2009 17:35:18 GMT

Joan Il y a une panne actuellement. La fibre optique entre l'observatoire et le reste du monde est coupée. C'est une situation temporaire. Valerie ... From:

Re: BeSS

jnterry — Sun, 28 Jun 2009 17:22:13 GMT

... Bonjour, Il y a effectivement un problème. Les spectres déposés semblent rester en attente et le site est devenu "down". Mais je n'ai pas de réponse...

BeSS

Joan guarro — Sun, 28 Jun 2009 17:06:52 GMT

A tous: Je ne peux pas accéder à la page BeSS, soit directement, soit par le biais de les Aras, et par le biais du Web de l'Observatoire de Paris. Mon

The MaximDL as a Guider

Stan Gorodenski — Sat, 27 Jun 2009 18:17:48 GMT

If anyone is using MaximDL to guide for spectroscopy off the image on the slit, please contact me in private email. I would like to get more information on

Re: Do you get what you pay for?

Robin Leadbeater — Fri, 26 Jun 2009 01:54:51 GMT

Hi Stan, ... Hi Stan, I am sure all of them will do this but lets take IRIS as an example. (The the displayed full range image should never be all white

Re: Do you get what you pay for?

Stan Gorodenski — Thu, 25 Jun 2009 22:31:17 GMT

... If the software automatically autoscales, I assumed pressing the Auto button would have just painted back the same image. However, I am beating a dead

Re: Do you get what you pay for?

Robin Leadbeater — Thu, 25 Jun 2009 21:40:14 GMT

Hi Stan, The autoscaling will only be done in the displayed image. ( Images from an astro camera can typically have 16k (65,000+) levels. A computer display

Re: Do you get what you pay for?

Stan Gorodenski — Thu, 25 Jun 2009 20:57:01 GMT

Is this auto scaling done after the image is taken and downloaded from the camera and written to a file, or is it done when one opens the image in an image

Hubble and spectro

Jacques Savard — Thu, 25 Jun 2009 14:29:08 GMT

do we see some results in spectro from Hubble and do we see some new picture from Hubble since it upgraded jack 47'N 71'W Ps is it better

Re: Do you get what you pay for?

Eric Jensen — Thu, 25 Jun 2009 03:10:13 GMT

Hi all, ... I suspect that Robin has hit the nail on the head here. The brighter background in the uncooled image reduces the overall contrast of the image

Re: Stage Spectroscopie - OHP 2009

BM — Wed, 24 Jun 2009 16:54:04 GMT

On Wed, 24 Jun 2009 18:09:18 +0200 ... J'ai relayé l'info sur le site Aude. Benji ~~~~~~~~~~~~~~~~~~~~~/ Handy Book to Science \~~~~~~~~~~~~~~~~~~~~~ If