2.5.0 spase://IUGONET/DisplayData/KwasanHidaObs/Pr_heliogram_1_ql Quick-look images of Ca II K full-disk spectroheliograms of prominences with photographic plates (level 1) 2016-08-01T10:18:00 2199-12-31T00:00:00 Quick-look JPEG images of full-disk solar chromospheric spectroheliograms of prominences around Ca II K absorption line obtained with the Coelostat spectroheliograph and photographic plates at Kwasan Observatory and Ikoma Observatory. The analogue data were all digitized and they will be open on the web, after some corrections and calibrations. Kwasan and Hida Observatories, Kyoto University spase://IUGONET/Person/person_general GeneralContact http://www.iugonet.org/meetings/2012-02-22_23/4_2_kitai.pdf Online Open http://www.hida.kyoto-u.ac.jp/ASKANIA/Pr/list_all.html JPEG Kwasan and Hida Observatories, Kyoto University Calibrated spase://IUGONET/Instrument/KwasanHidaObs/inst_askania ImageIntensity 1926-10-01T00:00:00 1969-08-31T23:59:59 CaK Sun.Chromosphere Spherical HEEQ +90 -90 -90 +90 Reference: FullDisk Sun, Chromosphere, Ca II K, prominence, filament, solar flare