| Geyser | 1973-02-08 |
|---|---|
| Beehive | 0758 |
| Castle | 0745 |
| Old Faithful | 0748 short, 0837 long, 0949 short, 1036 long, 1152 short, 1240 long, 1350 short, 1445 long, 1554 short, 1648 long |
| Values for Old Faithful Area | 1973-02-08 |
|---|---|
| Astronomical Twilight Begin | 05:54 |
| Nautical Twilight Begin | 06:28 |
| Civil Twilight Begin | 07:02 |
| Sunrise | 07:32 |
| Sunset | 17:42 |
| Civil Twilight End | 18:12 |
| Nautical Twilight End | 18:47 |
| Astronomical Twilight End | 19:20 |
| Moon Illumination | 25.27% |