Viewing archive of Tuesday, 24 March 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
127 81 -2B6.86C2.243

Sunspot regions

Region 12303

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 90 -10 CSO N20W15
HMIIF
HMIBC

Region 12305

Number of
sunspots
Size Class Magn. Class Spot Location
15 5 310 90 EKC S08E44
HMIIF
HMIBC

Region 12307

Number of
sunspots
Size Class Magn. Class Spot Location
3 -2 20 CRO S18E09
HMIIF
HMIBC

Region 12308

Number of
sunspots
Size Class Magn. Class Spot Location
5 1 40 20 CAO N17W59
HMIIF
HMIBC

Region 12309

Number of
sunspots
Size Class Magn. Class Spot Location
3 20 10 CRO N15W24
HMIIF
HMIBC

Region 12310

Number of
sunspots
Size Class Magn. Class Spot Location
5 20 CAO N05E54
HMIIF
HMIBC

Region 12311

Number of
sunspots
Size Class Magn. Class Spot Location
3 30 HRX N11W47
HMIIF
HMIBC

Region 12312

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 AXX N08E68
HMIIF
HMIBC

Solar flares on this day

C1.3

All times in UTC

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Active geomagnetic conditions

Observed Kp: 4
Threshold reached: 04:39 UTC

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Edmonton, AB, Gillam, MB, Saskatoon, SK, Whitehorse, YT, Yellowknife, NT
Juneau, AK
The maximum X-ray flux of the past two hours is:
M4.28

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Latest alerts

07:09 UTC - Solar flare

Moderate M4.28 flare from sunspot region 4055

alert


06:48 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.53)


06:24 UTC - Solar flare

Moderate M1.49 flare from sunspot region 4055

alert


06:06 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.16)


04:45 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 04:29 UTC

alert


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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/13M1.6
Last geomagnetic storm2025/04/06Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025132.1 -2.1
Last 30 days132.4 -10.7

This day in history*

Solar flares
12024M4.3
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32023M1.5
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52002M1.38
DstG
11973-134G4
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*since 1994

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