| Geyser | 1989-09-19 |
|---|---|
| Constant | 1430 |
| Echinus | 1046, 1115, 1150, 1249, 1310 maj, 1430, 1504, 1540 |
| Fireball | 1105, 1244, 1431, 1626 |
| Porkchop | 1200 |
| Scummy Pool | 1319, 1550 |
| Vixen | 1400 |
| Whirligig | 1135, 1230, 1305, 1350, 1444 |
| Values for Old Faithful Area | 1989-09-19 |
|---|---|
| Astronomical Twilight Begin | 05:28 |
| Nautical Twilight Begin | 06:04 |
| Civil Twilight Begin | 06:38 |
| Sunrise | 07:07 |
| Sunset | 19:26 |
| Civil Twilight End | 19:55 |
| Nautical Twilight End | 20:29 |
| Astronomical Twilight End | 21:05 |
| Moon Illumination | 80.31% |