Region 8484

Number of
sunspots
Size Class Magn. Class Spot Location
1999/03/09 1 100 HHX S22E76
1999/03/10 2 190 DAO S24E64
1999/03/11 5 140 DAO S23E54
1999/03/12 9 120 DAO S23E41
1999/03/13 8 90 DSO S22E30
1999/03/14 11 70 DSO S23E18
1999/03/15 10 60 DSO S24E05
1999/03/16 7 40 CSO S23W08
1999/03/17 6 40 CSO S23W21
1999/03/18 4 20 CSO S23W34
1999/03/19 3 10 BXO S23W46
1999/03/20 1 10 AXX S23W59
1999/03/21 1 0 AXX S25W71
CM
21

The top 3 solar flares from sunspot region 8484

Start Maximum End
1M2.61999/03/0806:3006:3706:43
2C3.21999/03/0922:4522:5723:03
3C1.11999/03/0920:0420:1020:15

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/06/08Kp5 (G1)
Number of spotless days in 2019:110
Current stretch spotless days:37

This day in history*

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*since 1994

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