Viewing archive of Wednesday, 25 December 2013 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
81 -150B6C6.7610

Sunspot regions

Region 11928

Number of
sunspots
Size Class Magn. Class Spot Location
8 -5 130 -200 DAI S16W87
HMIIF
HMIBC

Solar flares on this day

C2.03 C6.67 C1.5 C1.04 C1.71 C1.61

Region 11930

Number of
sunspots
Size Class Magn. Class Spot Location
5 -1 70 -10 CAO S09W46
HMIIF
HMIBC

Region 11931

Number of
sunspots
Size Class Magn. Class Spot Location
1 210 20 HAX S15W04
HMIIF
HMIBC

Region 11934

Number of
sunspots
Size Class Magn. Class Spot Location
16 4 200 -30 DAO S16E14
HMIIF
HMIBC

Solar flares on this day

C1.93

Region 11935

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S06E33
HMIIF
HMIBC

Region 11936

Number of
sunspots
Size Class Magn. Class Spot Location
5 3 50 40 CAO S16E55
HMIIF
HMIBC

Solar flares on this day

C1.5 C2.44

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

Gillam, MB, Whitehorse, YT, Yellowknife, NT
Fairbanks, AK, Juneau, AK

Type II Radio Emission

Begin time: Tuesday, 8 April 2025 05:53 UTC
Velocity: 456km/sec
A southern hemisphere coronal hole was detected in an earth-facing position on Tuesday, 8 April 2025

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Latest alerts

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

alert


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

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

alert


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

This day in history*

Solar flares
12000M2.97
22023M2.9
32000M2.66
42015M2.06
51999M1.66
DstG
11995-102G1
21984-99G2
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*since 1994

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