NGC 4568 - 4567
Siamese Twins
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| Telescope: C-11 SCT F/6.3 | Guiding: 70mm F/7.1 - PHD guiding |
| Camera: SXV H-9 | Exposure time: L 252'---R 40'-G 40'-B 45' |
| Mount: Ultima 11 | Date: 06-07 / 05 / 2011 |
| Filter Wheel: Atik manual filter wheel | Location: Athens ''ZHN'' observatory |
| Filters: Astronomik L Ha RGB filters | Object location: RA 12h 36.5m Dec: 11* 14.2' |

| Telescope: C-11 SCT F/6.3 | Guiding: 70mm F/7.1 - PHD guiding |
| Camera: SXV H-9 | Exposure time: L 70 |
| Mount: Ultima 11 | Date: 16/04 /2007 |
| Filter Wheel: Atik manual filter wheel | Location: Athens ''ZHN'' observatory |
| Filters: Astronomik L Ha RGB filters | Object location: RA 12h 36.5m Dec: 11* 14.2' |