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| WR campaign - Zeta Aquila reference spectrum https://forum.vdsastro.de/viewtopic.php?t=4004 |
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| Autor: | Robin Leadbeater [ 12. Juli 2013, 15:21:31 PM ] |
| Betreff des Beitrags: | WR campaign - Zeta Aquila reference spectrum |
Has anyone got a copy of a Ritter spectrum of telluric reference star Zeta Aquila converted to be readable in ISIS or Visual Spec? Thanks Robin |
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| Autor: | Robin Leadbeater [ 15. Juli 2013, 14:56:18 PM ] |
| Betreff des Beitrags: | WR campaign - Zeta Aquila reference spectrum |
Anyone? Also the RV standard bet Aqr. (The Ritter spectra are in IRAF multispec format and I dont have anything which can read this) Thanks Robin ----- Original Message ----- From: Robin Leadbeater (fg-spek-convento@vds-astro.de) To: fg-spek-convento@vds-astro.de (fg-spek-convento@vds-astro.de) Sent: Friday, July 12, 2013 2:34 PM Subject: [fg-spek] WR campaign - Zeta Aquila reference spectrum Has anyone got a copy of a Ritter spectrum of telluric reference star Zeta Aquila converted to be readable in ISIS or Visual Spec? Thanks Robin |
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| Autor: | Otmar Stahl [ 15. Juli 2013, 15:39:52 PM ] |
| Betreff des Beitrags: | WR campaign - Zeta Aquila reference spectrum |
Hi Robin, On 07/15/2013 03:01 PM, Robin Leadbeater wrote: Zitat: Anyone? Also the RV standard bet Aqr. (The Ritter spectra are in IRAF
I can convert multispec files to 1D-fits files, if you send them to me.multispec format and I dont have anything which can read this) Best regards, Otmar Zitat: Thanks Robin
----- Original Message ----- From: Robin Leadbeater (fg-spek-convento(==>)vds-astro.de) To: fg-spek-convento(==>)vds-astro.de (fg-spek-convento(==>)vds-astro.de) Sent: Friday, July 12, 2013 2:34 PM Subject: [fg-spek] WR campaign - Zeta Aquila reference spectrum Has anyone got a copy of a Ritter spectrum of telluric reference star Zeta Aquila converted to be readable in ISIS or Visual Spec? Thanks Robin |
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| Autor: | Robin Leadbeater [ 15. Juli 2013, 18:10:26 PM ] |
| Betreff des Beitrags: | WR campaign - Zeta Aquila reference spectrum |
Thank you very much Otmar, Noel, you mentioned using Ritter reference spectra for the Telluric and RV standards. Do you know yet exactly which ones you plan to use? Then Otmar can convert them to 1D linearly binned spectra so I can run my own data dreduction in parallel to compare with your results. Cheers Robin ----- Original Message ----- From: Otmar Stahl (fg-spek-convento@vds-astro.de) To: fg-spek-convento@vds-astro.de (fg-spek-convento@vds-astro.de) Sent: Monday, July 15, 2013 2:41 PM Subject: [fg-spek] Re: WR campaign - Zeta Aquila reference spectrum Hi Robin, On 07/15/2013 03:01 PM, Robin Leadbeater wrote: : Anyone? Also the RV standard bet Aqr. (The Ritter spectra are in IRAF multispec format and I dont have anything which can read this) I can convert multispec files to 1D-fits files, if you send them to me. Best regards, Otmar : Thanks Robin ----- Original Message ----- From: Robin Leadbeater (fg-spek-convento(==>)vds-astro.de) To: fg-spek-convento(==>)vds-astro.de (fg-spek-convento(==>)vds-astro.de) Sent: Friday, July 12, 2013 2:34 PM Subject: [fg-spek] WR campaign - Zeta Aquila reference spectrum Has anyone got a copy of a Ritter spectrum of telluric reference star Zeta Aquila converted to be readable in ISIS or Visual Spec? Thanks Robin |
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| Autor: | Noel Richardson [ 15. Juli 2013, 18:44:33 PM ] |
| Betreff des Beitrags: | |
Here's a link to the publically available data from Ritter, including zeta Aql. http://astro1.panet.utoledo.edu/~wwritt ... chive.html I don't have a high-resolution spectrum of beta Aqr available right now. That will be mostly used at the end of the run to check wavelength solutions for the different spectrographs. So, the zeta Aql is more important for determining the telluric contaminations in the spectra. Cheers, Noel |
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| Autor: | Robin Leadbeater [ 15. Juli 2013, 19:31:04 PM ] |
| Betreff des Beitrags: | WR campaign - Zeta Aquila reference spectrum |
Hi Noel, I was just checking if you have a preference among the various Zet Aql spectra that are there. They still have the telluric lines in them. Is the telluric template there OK for removing them? I see there are some spectra of Bet Aqr in the ELODIE archive which could potentially be used. http://atlas.obs-hp.fr/elodie/ Another question - You do not mention how the spectra will be normalised. Are you for example planning to use fixed points in the pseudo continuum which can be used to normalise the spectra for comparsion between observers? (The choice of points could be critical for LHIRES users for example where the wavelength coverage is limited and can restrict the pseudo continuum available. This was an issue for me in the WR140 campaign, though I do have a larger CCD now) Thanks Robin ----- Original Message ----- From: Noel Richardson (fg-spek-convento@vds-astro.de) To: fg-spek-convento@vds-astro.de (fg-spek-convento@vds-astro.de) Sent: Monday, July 15, 2013 5:44 PM Subject: [fg-spek] Re: WR campaign - Zeta Aquila reference spectrum Here's a link to the publically available data from Ritter, including zeta Aql. http://astro1.panet.utoledo.edu/~wwritt ... chive.html I don't have a high-resolution spectrum of beta Aqr available right now. That will be mostly used at the end of the run to check wavelength solutions for the different spectrographs. So, the zeta Aql is more important for determining the telluric contaminations in the spectra. Cheers, Noel |
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| Autor: | Robin Leadbeater [ 18. Juli 2013, 18:52:52 PM ] | ||
| Betreff des Beitrags: | WR campaign - Zeta Aquila reference spectrum | ||
If anyone is interested I now have several merged linear high resolution spectra of Zet Aql (Thanks Otmar!) Note though that the wavelength coverage is not continuous in these Ritter spectra. (I was not expecting that!) See attached example. Cheers Robin ----- Original Message ----- From: Robin Leadbeater (fg-spek-convento@vds-astro.de) To: fg-spek-convento@vds-astro.de (fg-spek-convento@vds-astro.de) Sent: Monday, July 15, 2013 5:12 PM Subject: [fg-spek] Re: WR campaign - Zeta Aquila reference spectrum Thank you very much Otmar, Noel, you mentioned using Ritter reference spectra for the Telluric and RV standards. Do you know yet exactly which ones you plan to use? Then Otmar can convert them to 1D linearly binned spectra so I can run my own data dreduction in parallel to compare with your results. Cheers Robin ----- Original Message ----- From: Otmar Stahl (fg-spek-convento(==>)vds-astro.de ([email]fg-spek-convento(==>)vds-astro.de[/email])) To: fg-spek-convento(==>)vds-astro.de ([email]fg-spek-convento(==>)vds-astro.de[/email]) (fg-spek-convento(==>)vds-astro.de ([email]fg-spek-convento(==>)vds-astro.de[/email])) Sent: Monday, July 15, 2013 2:41 PM Subject: [fg-spek] Re: WR campaign - Zeta Aquila reference spectrum Hi Robin, On 07/15/2013 03:01 PM, Robin Leadbeater wrote: : Anyone? Also the RV standard bet Aqr. (The Ritter spectra are in IRAF multispec format and I dont have anything which can read this) I can convert multispec files to 1D-fits files, if you send them to me. Best regards, Otmar : Thanks Robin ----- Original Message ----- From: Robin Leadbeater (fg-spek-convento(==>)vds-astro.de) To: fg-spek-convento(==>)vds-astro.de (fg-spek-convento(==>)vds-astro.de) Sent: Friday, July 12, 2013 2:34 PM Subject: [fg-spek] WR campaign - Zeta Aquila reference spectrum Has anyone got a copy of a Ritter spectrum of telluric reference star Zeta Aquila converted to be readable in ISIS or Visual Spec? Thanks Robin
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