| Date: | 2017-12-07 |
| Time: | 1206 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | 3m31s < d < 3m50s |
| Time Entered: | 2017-12-07 12:07:02 |
| Time Updated: | 2017-12-07 13:23:09 |
| Time Uploaded: | 2017-12-07 13:23:08 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | prediction GT 1214; long based on next interval |