Viewing archive of Thursday, 18 November 1999 - Sunspot regions

It appears that the image of the visible solar disk for this day in history is missing.
Sunspot numberNew regionsBackground fluxMaximum fluxCM
194 -541C1.7M1.4451

Sunspot regions

Region 8755

Number of
sunspots
Size Class Magn. Class Spot Location
1 60 -10 HSX N22W88

Region 8759

Number of
sunspots
Size Class Magn. Class Spot Location
24 -10 180 -20 CAO N12W58

Solar flares on this day

C7.5

Region 8760

Number of
sunspots
Size Class Magn. Class Spot Location
1 -9 60 -390 HAX N17W93

Region 8763

Number of
sunspots
Size Class Magn. Class Spot Location
5 1 10 -30 BXO S13W20

Region 8765

Number of
sunspots
Size Class Magn. Class Spot Location
41 3 1190 260 EKC S12W08

Solar flares on this day

C2.7 C8.3

Region 8766

Number of
sunspots
Size Class Magn. Class Spot Location
24 4 360 30 EAC N18E16

Region 8767

Number of
sunspots
Size Class Magn. Class Spot Location
2 -4 20 CSO N42W68

Region 8768

Number of
sunspots
Size Class Magn. Class Spot Location
18 6 180 90 EAI N17W11

Region 8769

Number of
sunspots
Size Class Magn. Class Spot Location
1 110 30 HSX S12E53

Region 8770

Number of
sunspots
Size Class Magn. Class Spot Location
8 3 50 10 DSO S14W37

Solar flares on this day

C3.5

Region 8771

Number of
sunspots
Size Class Magn. Class Spot Location
13 70 CSO S13E59

Solar flares on this day

M1.4

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
Number of spotless days in 2019:213
Current stretch spotless days:16

This day in history*

Solar flares
11998M2.4
22014M1.6
32001C8.5
42013C8.4
52014C6.7
ApG
1199532G3
2199627G1
3200325G1
4201519G1
5201415
*since 1994

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