Group discussions

subject

SDSS IV

• MaNGA

• ALFALFA and MaNGA

• APOGEE

LAMOST

• LAMOST光谱的IDL可视化程序
• Interesting object in LEGAS DR1
• Interesting object in LEGAS DR2
• EG sources in LAMOST DR1
• Ew(Hα) of one star forming galaxy in LAMOST survey

Pan-STARRS1

• PS1-links

IDL trips and utils

• Compute the AB mag of a spectrum in a given filter.

im_filtermag.pro [1], see the impro IDL library in Hserver Service

Journal Club

• 银河系结构模型的细化
• Simard11 Catalog

Time sequence

2015

• 06/24: LAMOST spectra

• IDL program to obtain the spectrum file directory(e.g. Iserver:/data/data_LAMOST/DATA/DR?/spec) for the objects in LAMOST catalog(文件:Lspec file.pro.txt 参考LAMOST光谱的IDL可视化程序
• masking sky emission line residuals (pro: 文件:Mask skyline.pro.txt, sky emission line file文件:Skylines read.dat.txt

usage

readcol,'skylines_read.dat',char,wave,inten,type,F='(A,D,F,I)'; ;read the sky emission line
sel=where(char eq '%')
skywave=wave[sel]
mask_skyline,specname,skywave

2014

• 2014/12/24
• 12/10
• 11/19
• 11/5
• 10/15
• 9/24
• 6/25
• 4/9
• 3/19
• 1/21
• 1/15
• 1/8