| Geyser | 1974-09-13 |
|---|---|
| Congress Pool | 1800 |
| Dabble | 1800 |
| Echinus | 0948, 1121, 1424, 1602 |
| Ledge | 1014 |
| Little Whirligig | 1441 ie |
| Rubble | 1102 |
| Steamboat | 1200 |
| Values for Old Faithful Area | 1974-09-13 |
|---|---|
| Astronomical Twilight Begin | 05:19 |
| Nautical Twilight Begin | 05:55 |
| Civil Twilight Begin | 06:30 |
| Sunrise | 06:59 |
| Sunset | 19:38 |
| Civil Twilight End | 20:07 |
| Nautical Twilight End | 20:42 |
| Astronomical Twilight End | 21:18 |
| Moon Illumination | 11.77% |