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Viewing archive of Wednesday, 13 January 1999 - Sunspot regions

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It appears that the image of the visible solar disk for this day in history is missing.
Sunspot number New regionsBackground fluxMaximum fluxCM
77 111 -1B3.14M1101

Sunspot regions

Region 8431

Number of
sunspots		 Size Class Magn. Class Spot Location
1 -1 20 10 HAX S27W32

Region 8434

Number of
sunspots		 Size Class Magn. Class Spot Location
4 10 BXO S27W17

Region 8437

Number of
sunspots		 Size Class Magn. Class Spot Location
1 80 -10 HSX N11E42

Region 8438

Number of
sunspots		 Size Class Magn. Class Spot Location
5 20 CSO S18E07

Region 8439

Number of
sunspots		 Size Class Magn. Class Spot Location
5 160 CAO S24E75

Solar flares on this day

C1.74 C4.27

All times in UTC

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2024/12/23 CME by AR 13932's M8.9 flare. 1AR 13932 46Incoming & Unnumbered Active Regions 1365Space Weather Memes 614Strong far side CME 342
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Last X-flare2024/12/08X2.2
Last M-flare2024/12/23M8.9
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024106.6 -45.9
Last 30 days114.4 -44.3

This day in history*

Solar flares
12024M8.9
22015M6.75
31998M3.34
42013M2.36
52013M1.97
DstG
12002-67
22000-62G2
31989-60
42014-57
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*since 1994

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