| Date: | 2021-07-15 |
| Time: | 1645:03 ns |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | >3m24s |
| Standardized Duration: | >3m 24s |
| Time Entered: | 2021-07-15 16:47:00 |
| Time Updated: | 2021-07-15 16:52:36 |
| Time Uploaded: | 2021-07-15 16:52:36 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | |
| Comments: | prediction GT 1649 | NPS 1648; within 20-30s of start |