| Geyser | 2025-05-17 |
|---|---|
| Beehive | 0545 |
| Daisy | 0555 wc |
| Event Non-Geyser Related | 0715 |
| Grand | 0637 wc |
| Old Faithful | 0146 long, 0603 wc short, 0722 wc long |
| Riverside | 0622 wc |
| Sawmill | 0610 ie wc |
| Values for Old Faithful Area | 2025-05-17 | 2025-05-18 |
|---|---|---|
| Astronomical Twilight Begin | 03:44 | 03:42 |
| Nautical Twilight Begin | 04:35 | 04:34 |
| Civil Twilight Begin | 05:18 | 05:17 |
| Sunrise | 05:52 | 05:51 |
| Sunset | 20:46 | 20:47 |
| Civil Twilight End | 21:20 | 21:21 |
| Nautical Twilight End | 22:04 | 22:05 |
| Astronomical Twilight End | 22:55 | 22:56 |
| Moon Illumination | 81.47% | 72.96% |