Viewing archive of Tuesday, 6 April 1999 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
119 82 1B5.57C5.074

Sunspot regions

Region 8504

Number of
sunspots
Size Class Magn. Class Spot Location
11 1 50 DSO S28W15

Region 8506

Number of
sunspots
Size Class Magn. Class Spot Location
23 6 290 190 DAO S26W28

Region 8507

Number of
sunspots
Size Class Magn. Class Spot Location
11 5 50 40 CSO N12E32

Solar flares on this day

C1.08

Region 8508

Number of
sunspots
Size Class Magn. Class Spot Location
15 9 160 70 DAO N21E49

Solar flares on this day

C5.07

Region 8509

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 BXO N11E51

All times in UTC

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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
Arkhangelsk, Murmansk, Norilsk, Vorkuta
Kiruna, Luleå
The solar wind speed is currently moderately high (595.7 km/sec.)
The strength of the interplanetary magnetic field is moderate (17.29nT), the direction is North (6.89nT).
The Disturbance Storm Time index predicts moderate storm conditions right now (-84nT)
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

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