| Observation Date | Latitude | Longitude | Total Ice Concentration | Primary Observer | |
|---|---|---|---|---|---|
| 2018-09-22 17:59:00 UTC | 78.0758 | -150.4132 | 10 | HayatoOkuda | |
| 2018-09-22 17:04:00 UTC | 78.1516 | -150.9305 | 9 | HayatoOkuda | |
| 2018-09-22 16:02:00 UTC | 78.2036 | -151.4785 | 7 | HayatoOkuda | |
| 2018-09-22 15:01:00 UTC | 78.3003 | -151.9964 | 5 | Kazutoshi Sato | |
| 2018-09-22 12:00:00 UTC | 78.3333 | -152.3633 | 2 | Kazutoshi Sato | |
| 2018-09-22 11:00:00 UTC | 78.3497 | -152.0269 | 0 | Kazutoshi Sato | |
| 2018-09-22 10:03:00 UTC | 78.4217 | -151.68 | 10 | Kazutoshi Sato | |
| 2018-09-22 09:17:00 UTC | 78.5244 | -151.6853 | 6 | Kazutoshi Sato | |
| 2018-09-22 08:03:00 UTC | 78.565 | -150.9492 | 7 | Kazutoshi Sato | |
| 2018-09-22 06:59:00 UTC | 78.5978 | -150.3353 | 10 | Kazutaka Tateyama | |
| 2018-09-22 03:06:00 UTC | 78.6083 | -150.0972 | 10 | Kazutaka Tateyama | |
| 2018-09-22 02:03:00 UTC | 78.4775 | -149.9489 | 9 | Kazutaka Tateyama | |
| 2018-09-22 00:09:00 UTC | 78.2794 | -149.7128 | 9 | Kazutaka Tateyama | |
| 2018-09-21 22:02:00 UTC | 78.149 | -149.7722 | 8 | HayatoOkuda | |
| 2018-09-21 07:13:00 UTC | 78.0067 | -149.7883 | 9 | Kazutaka Tateyama | |
| 2018-09-21 06:13:00 UTC | 77.9864 | -149.4325 | 10 | Kazutaka Tateyama | |
| 2018-09-21 05:10:00 UTC | 77.9197 | -148.8792 | 10 | Kazutaka Tateyama | |
| 2018-09-21 03:19:00 UTC | 77.7872 | -147.7361 | 8 | Kazutaka Tateyama | |
| 2018-09-21 02:15:00 UTC | 77.7078 | -146.8361 | 10 | Kazutaka Tateyama | |
| 2018-09-20 23:02:00 UTC | 77.6949 | -146.6867 | 10 | HayatoOkuda | |
| 2018-09-20 22:01:00 UTC | 77.6147 | -146.3589 | 10 | HayatoOkuda | |
| 2018-09-20 21:11:00 UTC | 77.5925 | -145.8065 | 10 | HayatoOkuda | |
| 2018-09-20 20:11:00 UTC | 77.5667 | -145.1833 | 10 | HayatoOkuda | |
| 2018-09-20 15:03:00 UTC | 77.5764 | -145.2833 | 10 | Kazutoshi Sato | |
| 2018-09-20 14:00:00 UTC | 77.6081 | -144.4747 | 10 | Kazutoshi Sato |