Viewing archive of Friday, 15 May 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
113 -130 -1B7.29C3.729

Sunspot regions

Region 12339

Number of
sunspots
Size Class Magn. Class Spot Location
21 -16 400 90 FAC N11W45
HMIIF
HMIBC

Solar flares on this day

C1.53 C1.32 C1.66 C1.53 C1.68

Region 12341

Number of
sunspots
Size Class Magn. Class Spot Location
1 80 HSX S20W18
HMIIF
HMIBC

Region 12342

Number of
sunspots
Size Class Magn. Class Spot Location
6 -3 60 CSO N17W06
HMIIF
HMIBC

Solar flares on this day

C3.68 C2.84

Region 12343

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 BXO N09W13
HMIIF
HMIBC

Region 12344

Number of
sunspots
Size Class Magn. Class Spot Location
2 40 -10 CSO S10E21
HMIIF
HMIBC

Region 12346

Number of
sunspots
Size Class Magn. Class Spot Location
7 6 50 -10 CSO S08E28
HMIIF
HMIBC

Region 12347

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N05E26
HMIIF
HMIBC

Region 12348

Number of
sunspots
Size Class Magn. Class Spot Location
5 100 HSX S09E60
HMIIF
HMIBC

All times in UTC

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

Tórshavn
Trondheim
The solar wind speed is currently moderately high (583.3 km/sec.)

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/22M1.3
Last geomagnetic storm2025/04/21Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025120 -14.2
Last 30 days112 -28.2

This day in history*

Solar flares
12001M4.66
22022M3.4
32024M2.81
42011M2.64
52004M1.78
DstG
11970-137G3
21988-109G1
32001-102G2
41979-99G2
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*since 1994

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