Viewing archive of Wednesday, 27 April 2016 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
86 211 -1B3C1.081

Sunspot regions

Region 12532

Number of
sunspots
Size Class Magn. Class Spot Location
4 -1 10 BXO N06W68
HMIIF
HMIBC

Solar flares on this day

B4.7 B7.72 C1.04

Region 12533

Number of
sunspots
Size Class Magn. Class Spot Location
1 100 HSX S02W10
HMIIF
HMIBC

Region 12535

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 30 HAX N06E45
HMIIF
HMIBC

Region 12536

Number of
sunspots
Size Class Magn. Class Spot Location
5 40 DAO N15E55
HMIIF
HMIBC

Solar flares on this day

B5.75 B6.95 B9.98

Region 12537

Number of
sunspots
Size Class Magn. Class Spot Location
4 20 CRO S07W36
HMIIF
HMIBC

Solar flares on this day

B6.68 B9.55

All times in UTC

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G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 15:03 UTC

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

Norilsk
The solar wind speed is currently high (799.5 km/sec.)

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Latest alerts

15:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 14:59 UTC

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09:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 08:59 UTC

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06:27 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 54GW at 07:01 UTC


06:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 05:51 UTC

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00:57 UTC - Solar flare

Moderate M2.05 flare

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Space weather facts

Last X-flare2025/02/23X2.0
Last M-flare2025/03/27M2.0
Last geomagnetic storm2025/03/26Kp6+ (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025132.3 -22.3
Last 30 days131.2 -21.8

This day in history*

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*since 1994

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