Serpens Clouds
Technical information
| Date & time | 2021 May 9th/10th 21:01 ~ 03:12 |
| Location | Tivoli Astro-Farm, Namibia |
| Optics | 2 x Takahashi Epsilon 130D |
| Camera | 2 x Nikon D810A |
| Mount | Losmandy G11 |
| Guider | Lacerta MGEN II ZWO 30/120 guide scope |
| Composition | 6 pane mosaic (3 columns, 2 rows) |
| Exposure | 8 x 15 minutes per pane 430 mm, f/3.3, ISO 400 12 hours total |
| Calibration | 50 bias frames per camera 50 flat frames per camera |
| Processing | DeepSkyStacker: calibrate, align, stack Microsoft ICE: compose mosaic Adobe Photoshop CC: subtract skylight, ACR filter, shrink & minimum filter |
| Original resolution | 4201 x 4400 pixels |
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