| Geyser | 1974-12-14 |
|---|---|
| Beehive | 1601 |
| Dome | 1344 ie |
| Lion | 1140 ie, 1443, 1637 ie |
| Old Faithful | 1208 long, 1310 long, 1422, 1506 long, 1623 short, 1709 long, 1821 long, 1927 long, 2031 long, 2147 |
| Values for Old Faithful Area | 1974-12-14 |
|---|---|
| Astronomical Twilight Begin | 06:06 |
| Nautical Twilight Begin | 06:41 |
| Civil Twilight Begin | 07:18 |
| Sunrise | 07:51 |
| Sunset | 16:44 |
| Civil Twilight End | 17:17 |
| Nautical Twilight End | 17:54 |
| Astronomical Twilight End | 18:29 |
| Moon Illumination | 0.39% |