| Geyser | 1998-03-30 |
|---|---|
| Boardwalk | 1011 ie |
| Cascade | 1720, 1733, 1747 |
| Daisy | 1052 ie, 1553 ie, 1735 |
| Giant Hot Period | 0000 A |
| Grotto | 1012 ns |
| Riverside | 1313 ie, 1824 |
| Spiteful | 0000 A |
| Turban | 1425 ie |
| Vent | 1425 ie |
| Values for Old Faithful Area | 1998-03-30 |
|---|---|
| Astronomical Twilight Begin | 04:27 |
| Nautical Twilight Begin | 05:03 |
| Civil Twilight Begin | 05:38 |
| Sunrise | 06:07 |
| Sunset | 18:47 |
| Civil Twilight End | 19:17 |
| Nautical Twilight End | 19:51 |
| Astronomical Twilight End | 20:28 |
| Moon Illumination | 7.02% |