Viewing archive of Wednesday, 26 July 2023 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
147 102 1C1.96M4.63103

Sunspot regions

Region 13373

Number of
sunspots
Size Class Magn. Class Spot Location
3 150 DAO N08W0*
HMIIF
HMIBC

Region 13376

Number of
sunspots
Size Class Magn. Class Spot Location
7 1 120 DAO N23W82
HMIIF
HMIBC

Solar flares on this day

C5.5 C4.9 C9.2 M1.2 C5.1 M4.63 C4.5 M2.0 C9.1

Region 13377

Number of
sunspots
Size Class Magn. Class Spot Location
3 230 -30 DAO S09W49
HMIIF
HMIBC

Region 13378

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 10 HAX S28W84
HMIIF
HMIBC

Region 13379

Number of
sunspots
Size Class Magn. Class Spot Location
8 255 -5 CKO N14W24
HMIIF
HMIBC

Region 13380

Number of
sunspots
Size Class Magn. Class Spot Location
10 3 110 -120 CSO S11E25
HMIIF
HMIBC

Solar flares on this day

C9.0 C3.2 C8.3 C7.9

Region 13381

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S18W85
HMIIF
HMIBC

Region 13382

Number of
sunspots
Size Class Magn. Class Spot Location
1 20 HRX N18W19
HMIIF
HMIBC

Region 13383

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 10 AXX N14W09
HMIIF
HMIBC

Region 13384

Number of
sunspots
Size Class Magn. Class Spot Location
4 10 BXO S14E40
HMIIF
HMIBC

Region 13385

Number of
sunspots
Size Class Magn. Class Spot Location
5 40 CAO S17W12
HMIIF
HMIBC

Region 13386

Number of
sunspots
Size Class Magn. Class Spot Location
7 110 DAO N11E75
HMIIF
HMIBC

All times in UTC

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026114.3 +28.4
Last 30 days102.4 +48.5

This day in history*

Solar flares
12001X3.14
22002X1.17
32023M2.83
42002M2.34
52000M1.23
DstG
11990-281G4
21982-137G3
31957-124G3
41959-122G4
51960-81G3
*since 1994

Aurora on this day in history

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