Viewing archive of Friday, 28 December 2001 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum fluxCMX
263 -52C2.6X3.49331

Sunspot regions

Region 9742

Number of
sunspots
Size Class Magn. Class Spot Location
14 -11 690 220 EKI N12W81

Solar flares on this day

M4.7

Region 9743

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 50 -20 HSX S09W74

Region 9745

Number of
sunspots
Size Class Magn. Class Spot Location
2 -1 10 BXO N18W62

Region 9748

Number of
sunspots
Size Class Magn. Class Spot Location
16 -2 330 30 EAO S11W64

Solar flares on this day

M1.3

Region 9751

Number of
sunspots
Size Class Magn. Class Spot Location
38 5 410 -90 EAI N04W10

Solar flares on this day

C8.2

Region 9753

Number of
sunspots
Size Class Magn. Class Spot Location
12 -3 50 DSO S18W06

Region 9754

Number of
sunspots
Size Class Magn. Class Spot Location
23 -3 140 -110 EAI S08E11

Solar flares on this day

C4.2 M1.0

Region 9755

Number of
sunspots
Size Class Magn. Class Spot Location
8 2 150 -50 CAO S04E37

Region 9756

Number of
sunspots
Size Class Magn. Class Spot Location
1 70 30 HSX S29E60

Region 9757

Number of
sunspots
Size Class Magn. Class Spot Location
6 3 20 10 CRO S08W12

Region 9760

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 20 10 CRO N07E21

Region 9761

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 HSX N10E61

Region 9762

Number of
sunspots
Size Class Magn. Class Spot Location
1 20 HSX N03E07

Region 9763

Number of
sunspots
Size Class Magn. Class Spot Location
1 60 HSX N06E76

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/05/14Kp7 (G3)
Number of spotless days in 2019:76
Current stretch spotless days:3

This day in history*

Solar flares
12004M2.6
22002M1.5
31997M1.3
42002C9.7
52001C9.0
ApG
1200329G2
2200518
3201615G1
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5200810
*since 1994

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