Viewing archive of Friday, 15 April 2022 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
35 -20 -1C1.39M2.2122

Sunspot regions

Region 12989

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 10 HRX N18E32
HMIIF
HMIBC

Region 12990

Number of
sunspots
Size Class Magn. Class Spot Location
3 -2 70 30 DAO N16E19
HMIIF
HMIBC

Region 12991

Number of
sunspots
Size Class Magn. Class Spot Location
1 60 HSX S24E50
HMIIF
HMIBC

All times in UTC

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The solar wind speed is currently moderately high (522.2 km/sec.)
The strength of the interplanetary magnetic field is moderate (10.43nT), the direction is North (2.5nT).
A southern hemisphere coronal hole was detected in an earth-facing position on Tuesday, 8 April 2025

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06:30 UTC - Type II Radio Emission

Begin Time: 08/04/2025 05:53 UTC Estimated Velocity: 456km/sec.


05:15 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 50GW at 06:02 UTC


00:55 UTC - Coronal hole

A southern hemisphere coronal hole is facing Earth. Enhanced solar wind could arrive in ~3 days

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Monday, 7 April 2025
20:45 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 20:39 UTC

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17:33 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 51GW at 18:18 UTC


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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/05M1.0
Last geomagnetic storm2025/04/06Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025151.3 +17.1
Last 30 days135.2 -4.5

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