Viewing archive of Sunday, 15 November 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum flux
63 150 -1B3.29C1.1

Sunspot regions

Region 12449

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 -10 BXO S11W36
HMIIF
HMIBC

Solar flares on this day

B7.25

Region 12453

Number of
sunspots
Size Class Magn. Class Spot Location
2 -2 10 BXO N06W08
HMIIF
HMIBC

Region 12454

Number of
sunspots
Size Class Magn. Class Spot Location
2 20 10 BXO N08E52
HMIIF
HMIBC

Region 12455

Number of
sunspots
Size Class Magn. Class Spot Location
2 20 BXO N15E36
HMIIF
HMIBC

All times in UTC

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G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 00:51 UTC

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

Gillam, MB, Iqaluit, NU
Nuuk
Reykjavik

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

Tórshavn

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

Thunder Bay, ON, Winnipeg, MB
The solar wind speed is currently moderately high (629.9 km/sec.)
The Disturbance Storm Time index predicts moderate storm conditions right now (-71nT)

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Latest alerts

01:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 00:51 UTC

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Friday, 4 April 2025
23:30 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 23:17 UTC

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21:03 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 75GW at 21:49 UTC


13:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 13:07 UTC

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12:33 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 75GW at 13:21 UTC


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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.5
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025143 +8.8
Last 30 days129.8 -16.3

This day in history*

Solar flares
12001X1.21
22001M7.3
32001M4.52
42013M3.28
52004M2.47
DstG
11993-165G3
21968-112G3
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*since 1994

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