Search found 40 matches

by Vincent Lecocq
Sun Apr 05, 2020 1:01 pm
Forum: Comets
Topic: Comet Atlas
Replies: 10
Views: 11350

Re: Comet Atlas

Hi all,

and the spectrum from the night 03/04, taken with Alpy600, R=590, T250 Newtonian telescope,
Figure_1.png
clear skies,

vincent
by Vincent Lecocq
Wed Apr 01, 2020 1:40 pm
Forum: Comets
Topic: Comet Atlas
Replies: 10
Views: 11350

Re: Comète C/2019 Y4 ATLAS

hello, hereunder a spectrum of this promising comet. Taken with Alpy600 on a T250 Newton telescope, Atik414 as CCD camera. Datas were acquired wtih Prism10, and processed with ISIS, Visual SPec and python scripts. The emission features are those previously described by David Boyd ! clear skies and t...
by Vincent Lecocq
Tue Jul 30, 2019 8:11 pm
Forum: Cataclysmic Stars
Topic: Transcient in Cygnus
Replies: 27
Views: 38727

Re: Transcient in Cygnus

nice results !

and here is my contribution to TCP J21040470+4631129:

Vincent
by Vincent Lecocq
Sun Jun 09, 2019 8:00 pm
Forum: Python
Topic: Python scripts
Replies: 4
Views: 11964

Re: Python scripts

bon je pense avoir trouvé: on utilise les données dans le header CRVAL1 et CDELT1 !
by Vincent Lecocq
Sun Jun 09, 2019 6:33 pm
Forum: Python
Topic: Python scripts
Replies: 4
Views: 11964

Re: Python scripts

bonjour, je me lance également dans un script de visualisation. Je débute un peu sous python et je n'arrive pas à extraire d'un fichier fits les longueurs d'onde... en utilisant "getdata" d'astropy.io, je ne récupère que l'intensité relative ... aucun problème avec le fichier .dat par cont...
by Vincent Lecocq
Sun Jun 02, 2019 8:13 am
Forum: Spectroscopes and Softwares
Topic: Reference Star Finder Update
Replies: 4
Views: 5679

Re: Reference Star Finder Update

Merci François ! outil indispensable !
by Vincent Lecocq
Sat Jun 01, 2019 8:24 pm
Forum: Supernovae
Topic: SN 2019ein
Replies: 44
Views: 43683

Re: SN 2019ein

Hi,

here's my last spectrum of SN2019ein, dated 26th may.
spectre_aras.png
The evolution from 14th may is impressive (spectra corrected from continuum), it's nice to follow such events ! The blue shift has effectively decreased ... .
comparaison.jpeg
Vincent
by Vincent Lecocq
Thu May 16, 2019 8:08 pm
Forum: Supernovae
Topic: SN 2019ein
Replies: 44
Views: 43683

Re: SN 2019ein

and here it is for yesterday's night ... still very present moon of course, but last chance of good weather for somedays ... .
by Vincent Lecocq
Wed May 15, 2019 8:11 pm
Forum: Supernovae
Topic: SN 2019ein
Replies: 44
Views: 43683

Re: SN 2019ein

hello,

here's also my modest contribution to this event. Low resolution spectrum (Alpy600, CCD Atik 414 sur un Newton D=250 f/4) taken yesterday, with a very present moon (but clear skies heavenly !!),

Vincent
by Vincent Lecocq
Mon Oct 31, 2016 11:11 am
Forum: Be Stars survey
Topic: [Be]HD29866
Replies: 0
Views: 2674

[Be]HD29866

bonjour, une petite étoile Be faite hier soir, au moment d'une éclaircie entre nuages et brouillard au sud ouest de Lyon... . Il s'agit de HD29866, dans la constellation de Persée. L'étoile de référence est HD34557, type A3V, dans le Cocher, https://dl.dropboxusercontent.com/u/27863574/HD29866_1.jpg...