Attività Solare
Immagini del telescopio orbitante SOHO Extreme ultraviolet

SOHO 17.1nm SOHO 19.5nm SOHO 28.4nm SOHO 30.4nm
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Photospheric
longitudinal
magnetograms
He I 10830 Å
spectroheliograms
Ca II 8542 Å
longitudinal
magnetograms
RISE/PSPT
Ca II K
filtergrams
U.S. National Solar
Observatory
SOLIS vector
U.S. National Solar
Observatory at
Kitt Peak (Arizona)
U.S. National SolarObservatory

SOLIS vector

HAO’s Mauna Loa Solar
Observatory
(Hawaii) and LASP
Fonti :

The SOHO Science Planning daily solar images page: a variety of space- and ground-based solar imagery, including Nobeyama 17 GHz radio maps

The Mauna Loa Solar Observatory (MLSO) of the High Altitude Observatory (HAO): current prominence monitor and white-light Mk. 4 coronagraph images and movies, and now daily He I 10830 Å images as well

The Mees Solar Observatory of the University of Hawaii Institute for Astronomy, located on top of Haleakala: white-light, Ca II K, and Stokes polarimeter images