| Geyser | 2025-07-19 |
|---|---|
| Old Faithful | 0512 wc long |
| Riverside | 0530 wc |
| Sawmill | 0520 ie wc, 0610 |
| Tardy | 0548 wc |
| Values for Old Faithful Area | 2025-07-19 | 2025-07-20 |
|---|---|---|
| Astronomical Twilight Begin | 03:43 | 03:45 |
| Nautical Twilight Begin | 04:37 | 04:39 |
| Civil Twilight Begin | 05:22 | 05:23 |
| Sunrise | 05:57 | 05:58 |
| Sunset | 21:02 | 21:01 |
| Civil Twilight End | 21:36 | 21:35 |
| Nautical Twilight End | 22:21 | 22:20 |
| Astronomical Twilight End | 23:15 | 23:13 |
| Moon Illumination | 36.03% | 25.36% |