Viewing archive of Tuesday, 18 August 1998 - Sunspot regions

It appears that the image of the visible solar disk for this day in history is missing.
Sunspot numberNew regionsBackground fluxMaximum fluxCMX
104 141B5.1X4.92112

Sunspot regions

Region 8297

Number of
sunspots
Size Class Magn. Class Spot Location
3 -2 270 -50 DAO N32W67

Solar flares on this day

C1.2

Region 8299

Number of
sunspots
Size Class Magn. Class Spot Location
11 -2 390 -100 DKI N19W56

Solar flares on this day

M1.5

Region 8301

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 100 -60 EAO S21W30

Region 8304

Number of
sunspots
Size Class Magn. Class Spot Location
4 2 110 10 CAO S30E42

Region 8305

Number of
sunspots
Size Class Magn. Class Spot Location
7 1 30 -10 CAO S26W17

Region 8306

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 -10 HSX N27E55

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/05/14Kp7 (G3)
Number of spotless days in 2019:81
Current stretch spotless days:8

This day in history*

Solar flares
12003M1.9
21999M1.2
32003M1.0
42005C8.6
52003C7.4
ApG
1201318
2200316
3200015
4200713
5199513
*since 1994

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