| Geyser | 1971-05-03 |
|---|---|
| Beehive | 0931 |
| Old Faithful | 0750, 0911 short, 1001 long, 1112 short, 1200 long, 1315 short, 1404 long, 1512 short, 1610 long |
| Values for Old Faithful Area | 1971-05-03 |
|---|---|
| Astronomical Twilight Begin | 04:14 |
| Nautical Twilight Begin | 04:59 |
| Civil Twilight Begin | 05:39 |
| Sunrise | 06:11 |
| Sunset | 20:29 |
| Civil Twilight End | 21:01 |
| Nautical Twilight End | 21:41 |
| Astronomical Twilight End | 22:25 |
| Moon Illumination | 58.9% |