Viewing archive of Wednesday, 22 February 2017 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxC
170B1.11

Sunspot regions

Region 12638

Number of
sunspots
Size Class Magn. Class Spot Location
9 5 140 60 DSO N18E49

Solar flares on this day

B6.8 C4.1 B4.9

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Current data suggest that it is not possible to see aurora now at middle latitudes

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Today's space weather

Auroral activity Minor Severe
High latitude 25% 30%
Middle latitude 10% 1%
Predicted Kp max 3
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
Waxing Crescent

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/02/19Kp5 (G1)
Number of spotless days in 2018:22
Current stretch spotless days:5

This day in history*

Solar flares
12000M1.2
22000M1.1
32000M1.1
42014C7.7
52000C6.5
ApG
1199463G4
2200615
3201412
4201211
5200311
*since 1994

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