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M5.6 solar flare on 1982-06-17

ClassM5.6NOAA report

Peak11:091982-06-17 UTC

Duration49 min

Peak flux5.6e-05W/m²

Comparison	Value
Rank in year	81 / 3850
Other M/X flares that day	2
M/X flares that month	136
Solar cycle	Cycle 21
Position on disk	N10E22
Active region	AR 3776 (73 flares)

Compared with the strongest flares of 1982

X12.9 12-15X12.9

X12.0 06-06X12.0

X10.1 12-17X10.1

X9.8 07-09X9.8

X8.0 06-03X8.0

X7.1 07-12X7.1

X5.9 06-04X5.9

X5.0 12-15X5.0

X4.5 11-26X4.5

X3.6 06-12X3.6

X3.2 07-17X3.2

X3.0 06-15X3.0

Other M/X flares that day

Date	Begin	Peak	Min	Class	Location	Region
	02:38	02:43	54	M2.6	N11E23	3776
	13:39	13:40	9	M1.1	N10E22	3776

All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.

← X2.0 1982-06-16 M5.0 1982-06-20 →

About this page

A M5.6 flare that began 1982-06-17 10:50 UTC; No. 81 of 3,850 C-class-or-larger flares in 1982.