Active region 12699 observed in2 wavebands:19.3 nm and 17.1 nm. (2018.02.08-2018.02.11)
Active region 12699 observed in2 wavebands:19.3 nm and 17.1 nm. (2018.02.08-2018.02.11) -- source link
#astronomy#coronal loops#active region#aia193#aia171#ar12699