| Date: | 2017-09-29 |
| Time: | 0855 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | 3m01s < d < 4m11s |
| Time Entered: | 2017-09-29 08:56:05 |
| Time Updated: | 2017-09-29 09:01:01 |
| Time Uploaded: | 2017-09-29 09:01:00 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | preplay 0844; prediction GT 0849 | NPS 0850 |