FUNCTION: IUG_LOAD_GMAG_WDC_QDDAYS function iug_load_gmag_wdc_qddays, $ trange=trange, $ verbose=verbose, $ downloadonly=downloadonly, $ no_download=no_download Purpose: Load date list of International 5/10 quietest days and International 5 disturbed days from WDC Kyoto. Keywords: trange= (Optional) Time range of interest (2 element array), if this is not set, the default is to prompt the user. Note that if the input time range is not a full month, a full month's data is loaded /verbose : set to output some useful info /downloadonly, if set, then only download the data, do not load it into variables. no_download: use only files which are online locally. Example: THEMIS> timespan, '2001-1-1' THEMIS> qdays = iug_load_gmag_wdc_qddays(/no_download) THEMIS> help, qdays, /str QDAYS INT = Array[12, 12] THEMIS> print, qdays[0,*] 2001 1 1 30 6 2 19 18 27 7 5 9 Notes: International Q-Days and D-Days are now derived by GeoForschungsZentrum (GFZ) Potsdam from Kp index. reference: http://wdc.kugi.kyoto-u.ac.jp/qddays/index.html Written by: Daiki Yoshida, Aug 2010 Last Updated: Daiki Yoshida, Jan 11, 2010