| Geyser | 1989-05-25 |
|---|---|
| Dark Cavern | 1352 maj, 1413 maj, 1430 maj, 1448 maj, 1508 maj, 1525 maj, 1544 maj, 1602 maj, 1616 maj, 1705 maj |
| Valentine | 1620 |
| Values for Old Faithful Area | 1989-05-25 |
|---|---|
| Astronomical Twilight Begin | 03:30 |
| Nautical Twilight Begin | 04:25 |
| Civil Twilight Begin | 05:10 |
| Sunrise | 05:45 |
| Sunset | 20:54 |
| Civil Twilight End | 21:29 |
| Nautical Twilight End | 22:14 |
| Astronomical Twilight End | 23:09 |
| Moon Illumination | 79.98% |