Viewing archive of Sunday, 17 February 2002 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
121 -130 -1B9.86C4.518

Sunspot regions

Region 9819

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S28W72

Region 9824

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 140 -40 CSO N23W22

Region 9825

Number of
sunspots
Size Class Magn. Class Spot Location
32 -21 290 -210 FAI N13W24

Region 9828

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 10 BXO S15W18

Region 9829

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 40 ESO S06E52

Region 9830

Number of
sunspots
Size Class Magn. Class Spot Location
21 10 210 160 FAI S20E44

Solar flares on this day

C2.45 C2.78 C3.31

Region 9831

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 BXO S11W41

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

Whitehorse, YT
Anchorage, AK, Fairbanks, AK, Juneau, AK, Utqiagvik, AK
The strength of the interplanetary magnetic field is moderate (11.85nT), the direction is North (3.51nT).
The maximum X-ray flux of the past two hours is:
M1.26

S1 - Minor solar radiation storm

Minor impacts on HF radio through polar regions

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Latest alerts

11:15 UTC - Solar protons

Minor S1 Solar Radiation Storm - Minor impacts on HF radio through polar regions


10:45 UTC - Solar flare

Moderate M1.26 flare

alert


10:27 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.22)


00:09 UTC - Solar flare

Moderate M1.03 flare

alert


Sunday, 30 March 2025
23:51 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.03)


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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/03/30M1.0
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025127 -27.6
Last 30 days127 -25.7

This day in history*

Solar flares
12022M9.67
22000M5.89
32001M3.06
42000M2.9
52000M2.71
DstG
12001-387G4
21960-191G4
31989-100G2
41990-88
52003-78G2
*since 1994

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