| Geyser | 1975-12-22 |
|---|---|
| Beehive | 1336 |
| Beehive's Indicator | 1305 ie |
| Castle | 1006 ie |
| Old Faithful | 0904 short, 1000 long, 1117 short, 1222 long, 1328, 1437 long, 1551 long |
| Values for Old Faithful Area | 1975-12-22 |
|---|---|
| Astronomical Twilight Begin | 06:11 |
| Nautical Twilight Begin | 06:46 |
| Civil Twilight Begin | 07:23 |
| Sunrise | 07:56 |
| Sunset | 16:46 |
| Civil Twilight End | 17:20 |
| Nautical Twilight End | 17:57 |
| Astronomical Twilight End | 18:32 |
| Moon Illumination | 84.45% |