| Geyser | 1973-03-24 |
|---|---|
| Africa | 1120, 1206, 1226 A, 1244, 1251, 1309, 1318 ?, 1327, 1349, 1402, 1452, 1521, 1543, 1604 |
| Arsenic | 1225 |
| Bear Den | 1800 |
| Constant | 1120, 1212, 1233, 1255, 1320, 1349, 1422, 1446, 1503, 1529, 1543, 1602 |
| Echinus | 1727 |
| Fan-Norris | 1315 |
| Ledge | 1543, 2043 |
| Little Whirligig | 1117, 1222, 1322, 1424, 1539 min |
| Valentine | 0000 |
| Values for Old Faithful Area | 1973-03-24 |
|---|---|
| Astronomical Twilight Begin | 04:39 |
| Nautical Twilight Begin | 05:15 |
| Civil Twilight Begin | 05:49 |
| Sunrise | 06:18 |
| Sunset | 18:40 |
| Civil Twilight End | 19:09 |
| Nautical Twilight End | 19:43 |
| Astronomical Twilight End | 20:19 |
| Moon Illumination | 74.46% |