| Geyser | 1973-02-03 |
|---|---|
| Beehive | 1352 |
| Daisy | 1550, 1707 |
| Grand | 1725 |
| Old Faithful | 0858 long, 1006 long, 1114 short, 1206 long, 1321 long, 1429 short, 1520 long, 1630 short |
| Splendid | 1505, 1705 |
| Values for Old Faithful Area | 1973-02-03 |
|---|---|
| Astronomical Twilight Begin | 05:59 |
| Nautical Twilight Begin | 06:33 |
| Civil Twilight Begin | 07:08 |
| Sunrise | 07:39 |
| Sunset | 17:35 |
| Civil Twilight End | 18:05 |
| Nautical Twilight End | 18:40 |
| Astronomical Twilight End | 19:14 |
| Moon Illumination | 0.01% |