NGC 7139
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| Telescope: C-11 SCT F/6.3 | Guiding: 70 mm F/7.1 - PHD guiding |
| Camera: SXV H-9 | Exposure time: L15' Ha 40'---Ha40'-G08'-B08' |
| Mount: EQ6 pro | Date: 03/09 /2007 |
| Filter Wheel: Atik manual filter wheel | Location: Athens ''ZHN'' observatory |
| Filters: Astronomik L Ha RGB filters | Object location: RA 21h 46m Dec: 63* 47.5' |