| Geyser | 1976-03-09 |
|---|---|
| Old Faithful | 0914 short, 1015 long, 1130 short, 1215 long, 1330 short, 1441 short, 1548 short, 1702 short |
| Values for Old Faithful Area | 1976-03-09 |
|---|---|
| Astronomical Twilight Begin | 05:08 |
| Nautical Twilight Begin | 05:42 |
| Civil Twilight Begin | 06:16 |
| Sunrise | 06:45 |
| Sunset | 18:21 |
| Civil Twilight End | 18:50 |
| Nautical Twilight End | 19:24 |
| Astronomical Twilight End | 19:58 |
| Moon Illumination | 51.17% |