Viewing archive of Monday, 20 March 2023 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
75 20 -3C1.02M1.2831

Sunspot regions

Region 13251

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 -20 AXX S13W75
HMIIF
HMIBC

Region 13256

Number of
sunspots
Size Class Magn. Class Spot Location
6 3 250 -20 EHO S23E32
HMIIF
HMIBC

Solar flares on this day

C4.1 M1.2 C5.2

Region 13257

Number of
sunspots
Size Class Magn. Class Spot Location
2 140 20 DSO S28E54
HMIIF
HMIBC

Region 13258

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 AXX N18E18
HMIIF
HMIBC

Solar flares on this day

C4.4

Region 13259

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 20 CRO S22E44
HMIIF
HMIBC

Region 13260

Number of
sunspots
Size Class Magn. Class Spot Location
1 120 60 HSX N23E55
HMIIF
HMIBC

All times in UTC

<< Go to daily overview page

G2 - Moderate geomagnetic storm

Observed Kp: 6
Threshold reached: 20:16 UTC

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
Kiruna, Luleå
The solar wind speed is currently moderately high (588.7 km/sec.)
The density of the solar wind is moderate (27.05 p/cm3)
The strength of the interplanetary magnetic field is moderate (17.39nT), the direction is North (12.78nT).
The Disturbance Storm Time index predicts moderate storm conditions right now (-74nT)
The maximum X-ray flux of the past two hours is:
C7.01

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Latest alerts

20:30 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 20:08 UTC

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20:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 20:00 UTC

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18:00 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 17:00 UTC

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17:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 16:28 UTC

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14:15 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 13:58 UTC

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Space weather facts

Last X-flare2025/02/23X2.0
Last M-flare2025/03/26M1.0
Last geomagnetic storm2025/03/22Kp6- (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025135 -19.6
Last 30 days133.7 -19.9

This day in history*

Solar flares
12001M3.86
22000M3.34
32001M3.14
41998M2.37
52024M1.9
DstG
11976-226G4
21991-168G4
31988-154G3
41959-132G4
51990-111G2
*since 1994

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