| Geyser | 1971-05-02 |
|---|---|
| Beehive | 1155 |
| Lion | 1348 ?, 1624 |
| Old Faithful | 1037 short, 1324 long, 1448 short, 1532 long, 1643 long |
| Values for Old Faithful Area | 1971-05-02 |
|---|---|
| Astronomical Twilight Begin | 04:16 |
| Nautical Twilight Begin | 05:00 |
| Civil Twilight Begin | 05:40 |
| Sunrise | 06:12 |
| Sunset | 20:27 |
| Civil Twilight End | 20:59 |
| Nautical Twilight End | 21:39 |
| Astronomical Twilight End | 22:24 |
| Moon Illumination | 49.26% |