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Viewing archive of Sunday, 21 April 2024 - Sunspot regions

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Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
283 435 5C2.15M3.4363

Sunspot regions

Region 13636

Number of
sunspots		 Size Class Magn. Class Spot Location
1 -2 10 -10 AXX S21W58
HMIIF
HMIBC

Region 13637

Number of
sunspots		 Size Class Magn. Class Spot Location
2 -4 10 AXX S13W42
HMIIF
HMIBC

Region 13638

Number of
sunspots		 Size Class Magn. Class Spot Location
11 -1 80 10 CRI S18W36
HMIIF
HMIBC

Solar flares on this day

C3.9 C3.8 M2.2 M3.43

Region 13639

Number of
sunspots		 Size Class Magn. Class Spot Location
22 3 260 20 EKI N28W29
HMIIF
HMIBC

Region 13641

Number of
sunspots		 Size Class Magn. Class Spot Location
1 10 -10 AXX N09W78
HMIIF
HMIBC

Region 13643

Number of
sunspots		 Size Class Magn. Class Spot Location
10 -2 80 -10 CRO S11W08
HMIIF
HMIBC

Region 13644

Number of
sunspots		 Size Class Magn. Class Spot Location
2 150 10 DSO N12E05
HMIIF
HMIBC

Region 13645

Number of
sunspots		 Size Class Magn. Class Spot Location
20 2 290 50 DKI S09W35
HMIIF
HMIBC

Solar flares on this day

C5.7 M1.0

Region 13646

Number of
sunspots		 Size Class Magn. Class Spot Location
8 5 30 20 CAO N23E12
HMIIF
HMIBC

Region 13647

Number of
sunspots		 Size Class Magn. Class Spot Location
12 2 220 20 DAC S13W29
HMIIF
HMIBC

Solar flares on this day

C5.4

Region 13648

Number of
sunspots		 Size Class Magn. Class Spot Location
1 10 AXX N18W02
HMIIF
HMIBC

Region 13649

Number of
sunspots		 Size Class Magn. Class Spot Location
1 20 AXX N15W53
HMIIF
HMIBC

Region 13650

Number of
sunspots		 Size Class Magn. Class Spot Location
8 -3 70 -50 CAI S15W18
HMIIF
HMIBC

Region 13651

Number of
sunspots		 Size Class Magn. Class Spot Location
4 3 30 20 AXX N13W02
HMIIF
HMIBC

Region 13652

Number of
sunspots		 Size Class Magn. Class Spot Location
7 60 CAI N15E31
HMIIF
HMIBC

Region 13653

Number of
sunspots		 Size Class Magn. Class Spot Location
1 10 AXX N03E60
HMIIF
HMIBC

Region 13654

Number of
sunspots		 Size Class Magn. Class Spot Location
3 10 BXO S07E60
HMIIF
HMIBC

Region 13655

Number of
sunspots		 Size Class Magn. Class Spot Location
3 20 CRO S27E62
HMIIF
HMIBC

Solar flares on this day

C4.0

Region 13656

Number of
sunspots		 Size Class Magn. Class Spot Location
1 20 HSX S12E72
HMIIF
HMIBC

All times in UTC

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
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Monthly mean Sunspot Number
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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
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*since 1994

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