| Geyser | 1970-05-24 |
|---|---|
| Castle | 1045 |
| Fan and Mortar | 1615 |
| Grand | 1205 |
| Old Faithful | 0846 long, 0953 short, 1042 long, 1158 short, 1243 long, 1410 short, 1500 long, 1617 short, 1714 long |
| Riverside | 1240 |
| Spiteful | 1635 |
| Values for Old Faithful Area | 1970-05-24 |
|---|---|
| Astronomical Twilight Begin | 03:33 |
| Nautical Twilight Begin | 04:27 |
| Civil Twilight Begin | 05:12 |
| Sunrise | 05:47 |
| Sunset | 20:53 |
| Civil Twilight End | 21:27 |
| Nautical Twilight End | 22:12 |
| Astronomical Twilight End | 23:06 |
| Moon Illumination | 87.8% |