| Time | xx00 | xx10 | xx20 | xx30 | xx40 | xx50 | xx00 | xx10 | xx20 | xx30 | xx40 | xx50 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tue 21st Apr | ||||||||||||||
| 00:00 | --- | 0091 | 0079 | 0068 | 0057 | 0048 | 0039 | --- | 0032 | 0027 | 0022 | 0020 | 0019 | 0020 |
| 02:00 | --- | 0022 | 0024 | 0028 | 0032 | 0036 | 0040 | --- | 0043 | 0046 | 0047 | 0047 | 0046 | 0044 |
| 04:00 | --- | 0041 | 0037 | 0033 | 0030 | 0026 | 0024 | --- | 0023 | 0023 | 0025 | 0028 | 0033 | 0040 |
| 06:00 | --- | 0048 | 0058 | 0069 | 0080 | 0093 | 0105 | --- | 0117 | 0129 | 0140 | 0151 | 0160 | 0169 |
| 08:00 | --- | 0176 | 0182 | 0186 | 0190 | 0192 | 0194 | --- | 0194 | 0194 | 0194 | 0194 | 0193 | 0192 |
| 10:00 | --- | 0190 | 0188 | 0186 | 0183 | 0179 | 0174 | --- | 0168 | 0161 | 0153 | 0145 | 0135 | 0125 |
| 12:00 | --- | 0115 | 0104 | 0094 | 0083 | 0073 | 0064 | --- | 0055 | 0048 | 0041 | 0036 | 0032 | 0029 |
| 14:00 | --- | 0028 | 0028 | 0030 | 0032 | 0036 | 0040 | --- | 0044 | 0048 | 0052 | 0055 | 0057 | 0059 |
| 16:00 | --- | 0059 | 0059 | 0058 | 0056 | 0054 | 0052 | --- | 0050 | 0049 | 0049 | 0050 | 0051 | 0055 |
| 18:00 | --- | 0059 | 0065 | 0073 | 0081 | 0090 | 0100 | --- | 0111 | 0121 | 0131 | 0141 | 0151 | 0160 |
| 20:00 | --- | 0168 | 0176 | 0182 | 0187 | 0191 | 0194 | --- | 0197 | 0198 | 0198 | 0198 | 0197 | 0196 |
| 22:00 | --- | 0195 | 0193 | 0191 | 0188 | 0185 | 0181 | --- | 0176 | 0170 | 0164 | 0156 | 0148 | 0139 |
First reading starts at 0000Hrs GMT. Read Across. Readings are Centimetres above Chart Datum (CD). Dates/Times are in UTC.