| Geyser | 1967-08-03 |
|---|---|
| Ebony | 1435 |
| Echinus | 0824, 0916, 1008, 1100, 1243, 1335, 1427, 1517, 1612 |
| Tantalus | 1200-1500 |
| Values for Old Faithful Area | 1967-08-03 |
|---|---|
| Astronomical Twilight Begin | 04:10 |
| Nautical Twilight Begin | 04:57 |
| Civil Twilight Begin | 05:38 |
| Sunrise | 06:11 |
| Sunset | 20:46 |
| Civil Twilight End | 21:19 |
| Nautical Twilight End | 22:01 |
| Astronomical Twilight End | 22:48 |
| Moon Illumination | 9.68% |