| Geyser | 1978-09-15 |
|---|---|
| Blue | 1327 |
| Dabble | 1800 |
| Echinus | 1159, 1301:30 |
| Orby | 1412 ie |
| Pequito | 1800 |
| Porkchop | 1419 ie |
| Vixen | 1425 ie |
| Whirligig | 1434, 1517 |
| Values for Old Faithful Area | 1978-09-15 |
|---|---|
| Astronomical Twilight Begin | 05:22 |
| Nautical Twilight Begin | 05:58 |
| Civil Twilight Begin | 06:33 |
| Sunrise | 07:02 |
| Sunset | 19:34 |
| Civil Twilight End | 20:03 |
| Nautical Twilight End | 20:38 |
| Astronomical Twilight End | 21:14 |
| Moon Illumination | 96.66% |