| Geyser | 1976-02-07 |
|---|---|
| Beehive | 1140 |
| Castle | 1537 |
| Depression | 1432 |
| Grand | 1045 ?, 1555 |
| Old Faithful | 0940 long, 1050 short, 1136 long, 1249 short, 1357 long, 1512 long, 1621 long |
| Riverside | 1054 ie |
| Values for Old Faithful Area | 1976-02-07 |
|---|---|
| Astronomical Twilight Begin | 05:56 |
| Nautical Twilight Begin | 06:30 |
| Civil Twilight Begin | 07:04 |
| Sunrise | 07:35 |
| Sunset | 17:39 |
| Civil Twilight End | 18:10 |
| Nautical Twilight End | 18:44 |
| Astronomical Twilight End | 19:18 |
| Moon Illumination | 39.42% |