| Geyser | 1978-06-12 |
|---|---|
| Blue | 1430 ie |
| Corporal | 0845 ie |
| Dog's Leg Spring | 0845 |
| Echinus | 0822 ie, 0918, 1132, 1453, 1537 |
| Palpitator Spring | 0850 |
| Splutter Pot | 1200 |
| Steamboat | 0830 |
| Whirligig | 1350 |
| Values for Old Faithful Area | 1978-06-12 |
|---|---|
| Astronomical Twilight Begin | 03:11 |
| Nautical Twilight Begin | 04:13 |
| Civil Twilight Begin | 05:01 |
| Sunrise | 05:38 |
| Sunset | 21:08 |
| Civil Twilight End | 21:44 |
| Nautical Twilight End | 22:32 |
| Astronomical Twilight End | 23:35 |
| Moon Illumination | 33.59% |