The SDO/AIA 94 Å Level 1 FITS Data. The 94 Å channel observes the Fe XVIII line from 6.3 MK flaring plasma. The Atmospheric Imaging Assembly (AIA) onboard Solar Dynamics Observatory (SDO) focuses on
This dataset contains once-daily synoptic solar maps of brightness temperature on a 25 by 21 grid for January 1964 to July 1973. The data were collected by the National Solar Observatory at Sacramento
Nobeyama Radio Polarimeters (NoRP) are observing the Sun with multiple frequencies in the microwave range. It is capable to obtain the total coming flux and the circular-polarization degree.