Viewing archive of Tuesday, 17 January 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
185 -11 1C1.77M1.8481

Sunspot regions

Region 13182

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 0 -20 AXX S17W89
HMIIF
HMIBC

Solar flares on this day

C3.6

Region 13184

Number of
sunspots
Size Class Magn. Class Spot Location
5 -2 190 -20 HSX S13W38
HMIIF
HMIBC

Solar flares on this day

C3.0

Region 13186

Number of
sunspots
Size Class Magn. Class Spot Location
11 -3 430 -10 EHO N25W29
HMIIF
HMIBC

Region 13188

Number of
sunspots
Size Class Magn. Class Spot Location
7 -3 10 -20 BXO S24W05
HMIIF
HMIBC

Region 13190

Number of
sunspots
Size Class Magn. Class Spot Location
20 -1 900 20 EKI S14E20
HMIIF
HMIBC

Solar flares on this day

C4.3 M1.8

Region 13191

Number of
sunspots
Size Class Magn. Class Spot Location
13 320 -40 DSI N12E08
HMIIF
HMIBC

Region 13192

Number of
sunspots
Size Class Magn. Class Spot Location
13 380 -20 FKI N19E26
HMIIF
HMIBC

Solar flares on this day

C9.3 C2.7 C3.3

Region 13193

Number of
sunspots
Size Class Magn. Class Spot Location
3 -3 30 -30 CRO S21W59
HMIIF
HMIBC

Region 13194

Number of
sunspots
Size Class Magn. Class Spot Location
4 -3 0 -10 BXO S23E09
HMIIF
HMIBC

Region 13195

Number of
sunspots
Size Class Magn. Class Spot Location
8 30 DRO N11E04
HMIIF
HMIBC

All times in UTC

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Last X-flare2024/11/06X2.3
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Spotless days
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Last 30 days160.2 +7.9

This day in history*

Solar flares
12013X1.59
22001X1.3
32000X1.07
42001M6.04
52000M4.14
DstG
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*since 1994

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