Top 25 sunspot regions of 2017

On this page you will find an overview of the largest sunspot regions of the year 2017. This page is updated daily. Sunspot information comes from the NOAA SWPC.

RegionSize Number of
sunspots
Class Magn. Class Spot
12017/09/092673106019DKC
22017/09/04267493021FHC
32017/07/10266571021EKC
42017/04/04264570035EKC
52017/04/04264452012FKC
62017/08/22267143018FKC
72017/10/0426833304CKO
82017/08/23267227010DAO
92017/05/29265922010DAO
102017/01/2426282208DSO
112017/01/2626292207DAO
122017/06/0326612009DAO
132017/09/2626822001HAX
142017/06/1426621701HSX
152017/08/0326701602CSO
162017/12/25269216012EAI
172017/02/2326381507DSO
182017/04/2426511508CSO
192017/01/1526261402HSX
202017/09/1326801401HSX
212017/09/2726811207CSO
222017/01/23262711011DAI
232017/02/1126351108DAI
242017/04/2326531002HAX
252017/03/0126411006CAO

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