| Date: | 2020-08-04 |
| Time: | 2250 ie |
| Geyser: | Grotto |
| Webcam: | Yes |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | >10h57m |
| Standardized Duration: | >10h 57m |
| Time Entered: | 2020-08-05 06:59:38 |
| Time Updated: | 2020-08-05 09:57:18 |
| Time Uploaded: | 2020-08-05 09:57:19 |
| Entrant: | JarnoO |
| Observer: | GOSA Overnight Captures |
| Submitted to: | Geysertimes.org |
| Comments: | marathon; not ie 2233; still ie 2358; see note 08-05 for more ie times. Turned off ±0947. |