| Geyser | 1977-03-08 |
|---|---|
| Old Faithful | 0851 long, 1005, 1119 long, 1237 long, 1344 long, 1454 long, 1608 short, 1713 long, 1832 long |
| Values for Old Faithful Area | 1977-03-08 |
|---|---|
| Astronomical Twilight Begin | 05:11 |
| Nautical Twilight Begin | 05:45 |
| Civil Twilight Begin | 06:18 |
| Sunrise | 06:47 |
| Sunset | 18:20 |
| Civil Twilight End | 18:49 |
| Nautical Twilight End | 19:22 |
| Astronomical Twilight End | 19:56 |
| Moon Illumination | 91.37% |