Table 1
Summarized flight information for aviation route dose measurements

	date	Universal time (UT)		Flight time	Departure airport	Arrival airport	Maximum altitude (km)
		Departure	Arrival (*next day)
		1	03/11					02:17	13:49	11 h 32 m	ICN	FRA	10.98
2	03/13	17:31	03:10*	9 h 39 m	FRA	ICN	10.71
3	03/18	01:11	14:16	13 h 5 m	ICN	JFK	10.67
4	03/20	17:35	07:22*	13 h 47 m	JFK	ICN	10.39
5	03/22	01:57	13:51	11 h 54 m	ICN	ORD	10.68
6	03/24	17:43	07:32*	13 h 49 m	ORD	ICN	10.97
7	04/01	17:49	04:09*	10 h 20 m	ICN	VIE	10.37
8	04/04	06:30	08:36	2 h 6 m	VIE	OSL	8.53
9	04/04	10:50	19:42	8 h 52 m	OSL	ICN	10.71
10	04/10	01:10	10:42	9 h 32 m	BNE	ICN	10.97
11	04/15	10:44	21:34	10 h 50 m	ICN	LAX	11.28
12	04/17	06:48	18:54	12 h 6 m	LAX	ICN	10.97
13	04/23	00:35	13:29	12 h 54 m	ICN	ATL	11.29
14	04/25	16:35	07:22*	14 h 47 m	ATL	ICN	11.62
15	04/28	23:46	08:29*	8 h 43 m	ICN	SVO	10.98
16	04/29	10:59	13:45	2 h 46 m	SVO	FRA	10.97
17	05/01	16:27	02:11*	9 h 44 m	FRA	ICN	10.68
18	05/05	12:26	22:52	10 h 26 m	ICN	LAX	11.28
19	05/08	01:11	13:37	12 h 26 m	LAX	ICN	11.59
20	05/15	03:53	15:23	11 h 30 m	ICN	FRA	10.97
21	05/16	17:41	03:44*	9 h 57 m	FRA	ICN	11.28
22	05/20	09:50	14:35	4 h 45 m	ICN	SGN	11.89
23	05/20	16:45	21:20	4 h 35 m	SGN	ICN	12.50
24	05/24	23:48	13:17*	13 h 29 m	ICN	JFK	11.28
25	05/26	15:52	06:46*	14 h 54 m	JFK	ICN	11.59