| Name | Webb's Cross |
| Designation(s) | M21, NGC 6531 |
| Object Type(s) | Open Cluster |
| Relevant Catalog(s) | All (Chron), Messier, NGC |
| Obs. Lat/Long | 42° 17', 073° 57' |
| Date and Time Observed | 2024-05-25 00:28:00 |
| Instrument | EdgeHD 8" f10-2,032mm FL |
| Camera | ASI294MC-Pro |
| Image Details | Up is 271.0 degrees E of N. Total integration time was 4m 15s. Exposures 15s@305g, UV/IR Cut Filter. Darks subtracted, no flats. Dithered and recentered in SharpCap. No guiding. |
| Description | Hubble has imaged 84 of the 110 Messier Catalog objects, but not M21. I feel the same way. |
| Catalog Links | |
