| Designation(s) | Arp 155, NGC 3656 |
| Object Type(s) | Galaxy |
| Relevant Catalog(s) | All (Chron), Arp, NGC |
| Arp Category | Galaxies disturbed by interior absorption |
| Obs. Lat/Long | 42° 17', 073° 57' |
| Constellation | Ursa Major |
| Date and Time Observed | 2024-03-12 13:38:32 |
| Instrument | 8" EdgeHD SCT |
| Camera | ASI294mc-Pro |
| Image Details | Up is 274.8 degrees E of N. Total integration time was 53m30s. Exposures 30s@305g, UV/IR Cut Filter. Darks subtracted, no flats. Dithered and recentered in SharpCap. No guiding. Featured image and comparison image enhanced in Affinity Photo. |
| Description | This was the third Arp observation of the evening. Having switched to Ursa Major, mid evening the target was rising. I judged 53m of integration time was sufficient. |
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