| Geyser | 1971-05-06 |
|---|---|
| Beehive | 1135 |
| Castle | 1053 |
| Old Faithful | 0843 long, 0951 short, 1100 long, 1336 short, 1448 short, 1531 long, 1649 short |
| Values for Old Faithful Area | 1971-05-06 |
|---|---|
| Astronomical Twilight Begin | 04:08 |
| Nautical Twilight Begin | 04:53 |
| Civil Twilight Begin | 05:34 |
| Sunrise | 06:07 |
| Sunset | 20:32 |
| Civil Twilight End | 21:05 |
| Nautical Twilight End | 21:45 |
| Astronomical Twilight End | 22:31 |
| Moon Illumination | 84.06% |