| Geyser | 1993-03-17 |
|---|---|
| Castle | 1730 ie |
| Fountain | 1145 ie |
| Grand | 1230 |
| Lion | 0912 |
| Old Faithful | 0813 long, 0937 short, 1036 long, 1158, 1322 long, 1439 short, 1544 long, 1713 |
| Values for Old Faithful Area | 1993-03-17 |
|---|---|
| Astronomical Twilight Begin | 04:53 |
| Nautical Twilight Begin | 05:28 |
| Civil Twilight Begin | 06:02 |
| Sunrise | 06:31 |
| Sunset | 18:32 |
| Civil Twilight End | 19:00 |
| Nautical Twilight End | 19:34 |
| Astronomical Twilight End | 20:09 |
| Moon Illumination | 29.55% |