| Geyser | 1976-01-04 |
|---|---|
| Beehive | 1339 |
| Old Faithful | 0810 short, 0852 long, 1016 short, 1112 long, 1226 long, 1330 long, 1459 long, 1601 long |
| Values for Old Faithful Area | 1976-01-04 |
|---|---|
| Astronomical Twilight Begin | 06:14 |
| Nautical Twilight Begin | 06:50 |
| Civil Twilight Begin | 07:26 |
| Sunrise | 07:59 |
| Sunset | 16:56 |
| Civil Twilight End | 17:29 |
| Nautical Twilight End | 18:06 |
| Astronomical Twilight End | 18:41 |
| Moon Illumination | 7.72% |