| Geyser | 1977-03-22 |
|---|---|
| Beehive | 1047 |
| Beehive's Indicator | 1041 ie |
| Depression | 1109 |
| Grand | 1507 ie |
| Plume | 1047, 1115, 1141, 1209, 1235 |
| Values for Old Faithful Area | 1977-03-22 |
|---|---|
| Astronomical Twilight Begin | 04:43 |
| Nautical Twilight Begin | 05:19 |
| Civil Twilight Begin | 05:53 |
| Sunrise | 06:22 |
| Sunset | 18:38 |
| Civil Twilight End | 19:07 |
| Nautical Twilight End | 19:41 |
| Astronomical Twilight End | 20:16 |
| Moon Illumination | 6.06% |