Tide gauge at Xiao Liuqiu
Time (UTC)	rad(m)
2025-01-23 15:00:00	-0.2
2025-01-23 16:00:00	-0.21
2025-01-23 17:00:00	-0.21
2025-01-23 18:00:00	-0.17
2025-01-23 19:00:00	-0.14
2025-01-23 20:00:00	-0.12
2025-01-23 21:00:00	-0.12
2025-01-23 22:00:00	-0.13
2025-01-23 23:00:00	-0.14
2025-01-24 00:00:00	-0.12
2025-01-24 01:00:00	-0.1