Viewing archive of Thursday, 20 February 2025 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
123 40C1.22C4.96

Sunspot regions

Region 13989

Number of
sunspots
Size Class Magn. Class Spot Location
1 250 HHX N19W79
HMIIF
HMIBC

Region 13990

Number of
sunspots
Size Class Magn. Class Spot Location
6 250 CKO S09W64
HMIIF
HMIBC

Solar flares on this day

C1.6

Region 13993

Number of
sunspots
Size Class Magn. Class Spot Location
3 2 250 CHO N15W18
HMIIF
HMIBC

Region 13994

Number of
sunspots
Size Class Magn. Class Spot Location
1 5 AXX S19W88
HMIIF
HMIBC

Region 13996

Number of
sunspots
Size Class Magn. Class Spot Location
8 -4 330 FKO S16W03
HMIIF
HMIBC

Solar flares on this day

C1.5 C1.9 C1.9 C4.8

Region 13997

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 BXO N03W25
HMIIF
HMIBC

Region 13998

Number of
sunspots
Size Class Magn. Class Spot Location
18 6 220 20 DAI S14E12
HMIIF
HMIBC

Solar flares on this day

C2.2

Region 13999

Number of
sunspots
Size Class Magn. Class Spot Location
3 20 CRO N06W05
HMIIF
HMIBC

All times in UTC

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/04M1.3
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026133.3 +47.4
Last 30 days96.1 +32

This day in history*

Solar flares
12002M8.82
22026M7.6
31999M6.76
42001M2.91
52003M2.74
DstG
11979-202G3
21988-133G3
31984-120G4
42004-117G2
51994-111G3
*since 1994

Aurora on this day in history

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