| Geyser | 1982-09-03 |
|---|---|
| Arsenic | 1806 |
| Echinus | 2025, 2106 |
| Porkchop | 2120 ie |
| Steamboat | 1200 |
| Steamvalve Spring | 1726 ie |
| Values for Old Faithful Area | 1982-09-03 |
|---|---|
| Astronomical Twilight Begin | 05:05 |
| Nautical Twilight Begin | 05:42 |
| Civil Twilight Begin | 06:18 |
| Sunrise | 06:48 |
| Sunset | 19:56 |
| Civil Twilight End | 20:26 |
| Nautical Twilight End | 21:02 |
| Astronomical Twilight End | 21:40 |
| Moon Illumination | 99.92% |