Table 3. Effective day of years (DOYs) and times for Advanced Mesospheric Temperature Mapper at King Sejong Station (KSS-AMTM) observation during 2023
| No | DOY | Start | End | No | DOY | Start | End |
| 1 | 30 | 2023/01/31 12:31 | 2023/01/31 05:10 | 15 | 164 | 2023/06/13 19:58 | 2023/06/14 03:47 |
| 2 | 50 | 2023/02/20 01:06 | 2023/02/20 07:12 | 16 | 167 | 2023/06/17 03:02 | 2023/06/17 08:21 |
| 3 | 51 | 2023/02/21 01:01 | 2023/02/21 06:58 | 17 | 168 | 2023/06/18 08:24 | 2023/06/18 11:53 |
| 4 | 56 | 2023/02/26 00:54 | 2023/02/26 07:23 | 18 | 176 | 2023/06/25 20:18 | 2023/06/26 00:55 |
| 5 | 75 | 2023/03/16 23:44 | 2023/03/17 08:22 | 19 | 179 | 2023/06/29 07:39 | 2023/06/29 11:12 |
| 6 | 79 | 2023/03/20 23:30 | 2023/03/21 08:35 | 20 | 193 | 2023/07/12 20:34 | 2023/07/13 10:43 |
| 7 | 86 | 2023/03/27 23:19 | 2023/03/28 08:54 | 21 | 195 | 2023/07/15 01:31 | 2023/07/15 04:37 |
| 8 | 93 | 2023/04/03 22:44 | 2023/04/04 03:25 | 22 | 220 | 2023/08/09 03:47 | 2023/08/09 10:25 |
| 9 | 101 | 2023/04/11 22:19 | 2023/04/12 09:09 | 23 | 222 | 2023/08/10 21:11 | 2023/08/11 00:41 |
| 10 | 102 | 2023/04/12 22:16 | 2023/04/13 05:51 | 24 | 249 | 2023/09/07 06:20 | 2023/09/07 09:11 |
| 11 | 103 | 2023/04/13 22:13 | 2023/04/14 06:18 | 25 | 252 | 2023/09/09 22:10 | 2023/09/10 09:01 |
| 12 | 118 | 2023/04/28 21:31 | 2023/04/29 08:07 | 26 | 256 | 2023/09/13 22:33 | 2023/09/14 04:27 |
| 13 | 119 | 2023/04/29 21:28 | 2023/04/29 23:45 | 27 | 259 | 2023/09/17 02:58 | 2023/09/17 07:56 |
| 14 | 163 | 2023/06/12 20:35 | 2023/06/13 10:38 | 28 | 260 | 2023/09/18 01:45 | 2023/09/18 06:28 |