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X1.5 solar flare on 2002-07-03

ClassX1.5NOAA report

Peak02:132002-07-03 UTC

Duration8 min

Peak flux1.5e-04W/m²

Comparison	Value
Rank among X flares (1975 – Jun 2017)	269 / 491
Rank in year	8 / 2553
Other M/X flares that day	2
M/X flares that month	35
Solar cycle	Cycle 23
Position on disk	S20W51
Active region	AR 10017 (21 flares)

Compared with the strongest flares of 2002

X4.8 07-23X4.8

X3.3 07-20X3.3

X3.1 08-24X3.1

X3.0 07-15X3.0

X2.1 05-20X2.1

X1.8 07-18X1.8

X1.5 04-21X1.5

X1.5 07-03X1.5

X1.5 08-30X1.5

X1.2 10-31X1.2

X1.0 08-03X1.0

X1.0 08-21X1.0

Other M/X flares that day

Date	Begin	Peak	Min	Class	Location	Region
	19:41	19:45	8	M1.1	–	–
	20:00	20:10	21	M5.3	–	10017

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.

← X2.1 2002-05-20 M5.3 2002-07-03 →

About this page

A X1.5 flare that began 2002-07-03 02:08 UTC; No. 8 of 2,553 C-class-or-larger flares in 2002.