Viewing archive of Monday, 11 September 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
173 61 -3C1.58M1.3983

Sunspot regions

Region 13418

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 20 HRX N22W93
HMIIF
HMIBC

Region 13421

Number of
sunspots
Size Class Magn. Class Spot Location
4 -7 10 -50 BXO N15W94
HMIIF
HMIBC

Solar flares on this day

C3.6

Region 13423

Number of
sunspots
Size Class Magn. Class Spot Location
21 420 40 EKC N17W36
HMIIF
HMIBC

Solar flares on this day

C7.3

Region 13425

Number of
sunspots
Size Class Magn. Class Spot Location
24 11 100 -10 EAI N27W01
HMIIF
HMIBC

Solar flares on this day

C5.5 C8.1

Region 13427

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 10 BXO S27E04
HMIIF
HMIBC

Region 13428

Number of
sunspots
Size Class Magn. Class Spot Location
1 -3 5 -15 AXX N14W59
HMIIF
HMIBC

Region 13429

Number of
sunspots
Size Class Magn. Class Spot Location
4 -5 30 DRO N11E43
HMIIF
HMIBC

Solar flares on this day

M1.3

Region 13430

Number of
sunspots
Size Class Magn. Class Spot Location
7 3 30 20 CRO S16W07
HMIIF
HMIBC

Region 13431

Number of
sunspots
Size Class Magn. Class Spot Location
5 -1 50 20 DAO S08E45
HMIIF
HMIBC

Solar flares on this day

M1.1 C7.1 C9.2 C6.7 C3.7 M1.1

Region 13432

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 BXO S24W74
HMIIF
HMIBC

All times in UTC

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Space weather facts

Last X-flare2024/10/31X2.0
Last M-flare2024/11/05M2.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

Solar flares
12013X4.93
21998X1.21
32014X1.14
42003M7.6
52004M5.72
DstG
12023-172G3
21991-92G2
31986-74G1
41959-73G1
51993-71G1
*since 1994

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