Viewing archive of Saturday, 12 January 2013 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
156 -100 -2C1.06C7.6510

Sunspot regions

Region 11642

Number of
sunspots
Size Class Magn. Class Spot Location
1 110 50 HSX S25W70

Region 11644

Number of
sunspots
Size Class Magn. Class Spot Location
1 20 HSX N15W58

Region 11649

Number of
sunspots
Size Class Magn. Class Spot Location
3 2 60 CAO S16W21

Region 11650

Number of
sunspots
Size Class Magn. Class Spot Location
2 -6 110 -10 CAO S28W16

Region 11652

Number of
sunspots
Size Class Magn. Class Spot Location
16 -13 210 -20 EAI N19W00

Solar flares on this day

C2.2 C1.7 C4.55

Region 11653

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 10 CAO N09W08

Region 11654

Number of
sunspots
Size Class Magn. Class Spot Location
36 15 1100 330 FKI N08E31

Solar flares on this day

C7.66 C3.96 C3.04 C2.88 C3.38 C5.67 C4.12

Region 11655

Number of
sunspots
Size Class Magn. Class Spot Location
2 -1 10 -20 CRO S21W24

Region 11656

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N22E52

Region 11657

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 CRO S17E23

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

Oulu, Rovaniemi, Sodankylä, Utsjoki
Kirkenes, Tromsø
Murmansk, Norilsk, Vorkuta
Kiruna, Luleå
The solar wind speed is currently moderately high (531.6 km/sec.)
A southern hemisphere coronal hole was detected in an earth-facing position on Friday, 14 March 2025

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10:55 UTC - Coronal hole

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

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Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 01:42 UTC

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Space weather facts

Last X-flare2025/02/23X2.0
Last M-flare2025/03/11M1.1
Last geomagnetic storm2025/03/13Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025119.8 -34.8
Last 30 days143 -4.6

This day in history*

Solar flares
12002M8.25
22011M6
32012M4.03
41999M3.06
52022M2.0
DstG
11989-589G5
21966-105G3
31981-90G2
41990-88G1
52022-85G2
*since 1994

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