Circle notation system
See also: Ma notation
| Hex | Time ISO 8601 |
Longitude ISO 6709 |
Degree | English | English acronym | HSV color, S=V=100 |
|---|---|---|---|---|---|---|
| 0.0 | 00:00:00 | -168.75 | 0 | North | N | ff0000 |
| 0.1 | 01:30:00 | 168.75 | 22.5 | North-northeast | NNE | ff6000 |
| .2 | 03:00:00 | 146.25 | 45 | Northeast | NE | ffbf00 |
| 0.3 | 04:30:00 | 123.75 | 67.5 | East-northeast | ENE | dfff00 |
| 0.4 | 06:00:00 | 101.25 | 90 | East | E | 80ff00 |
| .5 | 07:30:00 | 78.75 | 112.5 | East-southeast | ESE | 22ff00 |
| 0.6 | 09:00:00 | 56.25 | 135 | Southeast | SE | 00ff40 |
| 0.7 | 10:30:00 | 33.75 | 157.5 | South-southeast | SSE | 00ff9d |
| 0.8 | 12:00:00 | 11.25 | 180 | South | S | 00ffff |
| 0.9 | 13:30:00 | -11.25 | 202.5 | South-southwest | SSW | 00a2ff |
| 0.A | 15:00:00 | -33.75 | 225 | Southwest | SW | 0040ff |
| 0.B | 16:30:00 | -56.25 | 247.5 | West-southwest | WSW | 1e00ff |
| 0.C | 18:00:00 | -78.75 | 270 | West | W | 8000ff |
| 0.D | 19:30:00 | -101.25 | 292.5 | West-northwest | WNW | dd00ff |
| 0.E | 21:00:00 | 123.75 | 315 | Northwest | NW | ff00bf |
| 0.F | 22:30:00 | 146.25 | 337.5 | North-northwest | NNW | ff0062 |
| 1.0 | 24:00:00 | -168.75 | 360 |