| Geyser | 1974-08-16 |
|---|---|
| Constant | 1530, 1530, 1755 |
| Ebony | 1042 |
| Echinus | 0925, 1025, 1126, 1225, 1729 |
| Pinto | 0842, 0948, 1002, 1108, 1527 |
| Pinwheel | 0830, 1755 |
| Porkchop | 0912 ie |
| Rubble | 0918 |
| Splutter Pot | 0828 |
| Vixen | 1800 |
| Values for Old Faithful Area | 1974-08-16 |
|---|---|
| Astronomical Twilight Begin | 04:34 |
| Nautical Twilight Begin | 05:17 |
| Civil Twilight Begin | 05:55 |
| Sunrise | 06:27 |
| Sunset | 20:27 |
| Civil Twilight End | 20:59 |
| Nautical Twilight End | 21:37 |
| Astronomical Twilight End | 22:20 |
| Moon Illumination | 3.62% |