| Geyser | 1976-01-13 |
|---|---|
| Beehive | 1346 |
| Castle | 1438 |
| Depression | 1041 |
| Old Faithful | 0854 long, 1008 short, 1119 long, 1230 long, 1333 long, 1440 long, 1600 short |
| Riverside | 1450 |
| Values for Old Faithful Area | 1976-01-13 |
|---|---|
| Astronomical Twilight Begin | 06:13 |
| Nautical Twilight Begin | 06:48 |
| Civil Twilight Begin | 07:25 |
| Sunrise | 07:57 |
| Sunset | 17:06 |
| Civil Twilight End | 17:38 |
| Nautical Twilight End | 18:14 |
| Astronomical Twilight End | 18:49 |
| Moon Illumination | 83.34% |