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 number New regionsBackground fluxMaximum fluxCM
194 -541C2.43M2.0633

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

M1.08

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

C3.97 M1.19

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

C5.13

Region 8771

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

Solar flares on this day

M2.06

All times in UTC

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Last X-flare2024/05/15X2.9
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Spotless days
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Monthly mean Sunspot Number
April 2024136.5 +31.6
May 2024157.7 +21.2
Last 30 days171.7 +57.7

This day in history*

Solar flares
12022M5.6
22023M5.3
32023M2.7
42023M2.5
52023M2.32
ApG
1195233G2
2195326G1
3198422G1
4194319G1
5197515G1
*since 1994

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