Viewing archive of Saturday, 4 July 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
111 202 1B4.57C1.561

Sunspot regions

Region 12373

Number of
sunspots
Size Class Magn. Class Spot Location
7 1 110 -20 CSO N16W00
HMIIF
HMIBC

Region 12375

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 -10 HSX S10E17
HMIIF
HMIBC

Region 12376

Number of
sunspots
Size Class Magn. Class Spot Location
12 1 100 -20 EAO N12E16
HMIIF
HMIBC

Solar flares on this day

B7.56

Region 12377

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S10W52
HMIIF
HMIBC

Region 12378

Number of
sunspots
Size Class Magn. Class Spot Location
5 1 80 40 DSO S17E56
HMIIF
HMIBC

Solar flares on this day

C1.52 B8.83

Region 12379

Number of
sunspots
Size Class Magn. Class Spot Location
5 10 BXO S15E45
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

Iqaluit, NU
Nuuk
Reykjavik
The solar wind speed is currently moderately high (596.6 km/sec.)

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/03/28M1.7
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025130 -24.6
Last 30 days130 -21.9

This day in history*

Solar flares
12001X2.45
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DstG
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*since 1994

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