Viewing archive of Friday, 13 November 1998 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
97 121 1C1.01C7.372

Sunspot regions

Region 8377

Number of
sunspots
Size Class Magn. Class Spot Location
5 110 CSO N22W54

Region 8378

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 120 -10 HSX N14W42

Region 8383

Number of
sunspots
Size Class Magn. Class Spot Location
16 2 90 20 EAO S16E27

Solar flares on this day

C2.8

Region 8384

Number of
sunspots
Size Class Magn. Class Spot Location
5 1 470 -140 CKO S28E39

Region 8385

Number of
sunspots
Size Class Magn. Class Spot Location
8 2 10 BXO N19W44

All times in UTC

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G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 20:02 UTC

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

Tórshavn
Oulu, Rovaniemi, Sodankylä, Utsjoki
Kirkenes, Tromsø, Trondheim
Arkhangelsk, Murmansk, Vorkuta
Kiruna, Luleå, Umeå
The Disturbance Storm Time index predicts moderate storm conditions right now (-75nT)

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Latest alerts

20:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 20:02 UTC

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13:03 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 50GW at 13:56 UTC


Wednesday, 2 April 2025
04:03 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 50GW at 04:56 UTC


01:45 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 01:32 UTC

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Tuesday, 1 April 2025
22:51 UTC - Solar flare

Moderate M2.5 flare

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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
February 2025154.6 +17.6
April 2025152.5 -2.1
Last 30 days130.7 -17.9

This day in history*

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DstG
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*since 1994

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