Viewing archive of Wednesday, 30 December 1998 - 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
186 501 1C1.41M1.47101

Sunspot regions

Region 8416

Number of
sunspots
Size Class Magn. Class Spot Location
3 -4 20 -10 CSO N18W47

Region 8419

Number of
sunspots
Size Class Magn. Class Spot Location
22 -5 390 -150 EAI N26W52

Region 8421

Number of
sunspots
Size Class Magn. Class Spot Location
46 -1 610 250 EKC N26E00

Solar flares on this day

C2.2 C4.2 M1.47 C2.4 C1.86 C2.74

Region 8422

Number of
sunspots
Size Class Magn. Class Spot Location
14 -5 120 -60 CSO S23E13

Region 8423

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 30 -10 HSX N22W57

All times in UTC

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024166 -0.4
Last 30 days163.2 +18.4

This day in history*

Solar flares
11999X1.15
21999M8.06
32005M5.58
41999M4.11
52005M3.72
DstG
11960-167G3
21998-109G2
32012-108G2
41989-105
51979-90G1
*since 1994

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