| Geyser | 1972-05-12 |
|---|---|
| Beehive | 0840 |
| Old Faithful | 0828 short, 0925 long, 1041 long, 1148 long, 1300 short, 1348 long, 1502 short, 1552 long, 1724 short |
| Values for Old Faithful Area | 1972-05-12 |
|---|---|
| Astronomical Twilight Begin | 03:54 |
| Nautical Twilight Begin | 04:42 |
| Civil Twilight Begin | 05:25 |
| Sunrise | 05:58 |
| Sunset | 20:40 |
| Civil Twilight End | 21:14 |
| Nautical Twilight End | 21:56 |
| Astronomical Twilight End | 22:44 |
| Moon Illumination | 1.35% |