History of Active Region 12305

Description of the Active Region and a summary of flaring activity:

Follow the link of the first Date with details to see the page showing the location of the active region overplotted with flares for this date; you can step through subsequent dates using the arrows at the top.

Follow the Link in the right hand column to examine SolarMonitor images for each date. Use this [Pop-up] to go directly to the magnetic field data; click on the icons at the bottom to change wavelength.

Searches of the HELIO Heliohysics Event Catalogue (HEC) for the Active Region:

• NOAA Active Region Summaries for AR 12305   (List: noaa_active_region_summary)
• SXR flares from AR 12305 with X-ray Class ≥C1.0   (List: gevloc_sxr_flare)
• CMEs and Dimmings when AR 12305 was on the disk   (Lists: cactus_all, sdemon_dimming)