Solar Section        


May 8, 2019

A Short Summary of Carrington Rotation 2216

Carrington Rotation 2216 covered the time period from 2019-04-08 1911 UT – 2019-05-06 0118 UT.
358 Images/Observations were submitted for the archives. The submissions can be viewed in ALPO’s Solar Archive for CR2216:

The rotation brought us 3 active regions, AR2738, AR2739, and AR2740, as well as 1 spotless streak of 12 days. The highest Daily Active Region Area for the rotation was 410 millionths on April 18, while the total active region areas for the rotation was 3610 millionths. The highest Wolf number for the rotation was 24 on April 24, when in addition to AR2738, AR2739 started to emerge. A number of small reverse polarized areas were observed around the last days of March and the beginning of April. See our overview with the last updates for this rotation by clicking here. Overall Solar Activity remained Very Low and the rotation increased the spotless days count since solar maximum to 439. Despite this, the Sun produced 1 A-class, 37 B-class and 2 C-class flares during the rotation .

This time we would like to feature some images submitted by three of our new observers which have recently started to submit images, Geert Verbank, Paul Debacker, and Geert Vandenbuncke. Please click the thumbnails below to see the full image. Thanks to all contributors for another great rotation. Please take a look at all the drawings/images by clicking on the link above which will bring you to our archive for CR2216.
Clear Skies,
Theo Ramakers
Assistant Coordinator, the ALPOSS

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