| Geyser | 1973-01-09 |
|---|---|
| Beehive | 1249 |
| Old Faithful | 0935 short, 1019 long, 1133 short, 1240 long, 1358 short, 1450 long, 1605 short, 1701 long |
| Values for Old Faithful Area | 1973-01-09 |
|---|---|
| Astronomical Twilight Begin | 06:14 |
| Nautical Twilight Begin | 06:49 |
| Civil Twilight Begin | 07:25 |
| Sunrise | 07:58 |
| Sunset | 17:02 |
| Civil Twilight End | 17:35 |
| Nautical Twilight End | 18:11 |
| Astronomical Twilight End | 18:46 |
| Moon Illumination | 20.38% |