| Geyser | 1972-03-13 |
|---|---|
| Old Faithful | 0942 short, 1046 long, 1158 short, 1302 long, 1417 short, 1504 long |
| Values for Old Faithful Area | 1972-03-13 |
|---|---|
| Astronomical Twilight Begin | 05:01 |
| Nautical Twilight Begin | 05:35 |
| Civil Twilight Begin | 06:09 |
| Sunrise | 06:38 |
| Sunset | 18:27 |
| Civil Twilight End | 18:55 |
| Nautical Twilight End | 19:29 |
| Astronomical Twilight End | 20:04 |
| Moon Illumination | 6.57% |