Horse Head and Flame NebulaeNGC2024/IC434/B33 in Orion
This photography is a 2 tiles mosaic. It was taken in several sessions at two different locations: Pueblo Doyle and San Antonio de Areco, both in Buenos Aires, Argentina, between November 2015 and December 2016.
The total integration time for each tile was approximately 5hs.
The used equipment setup: Newton GSO 200 F4 with GPU Comma Corrector, Canon 600D/T3i modified and refrigerated (sensor measured and regulated temperature 0°C), Astronomik CLS CCD filter, SkyWatcher NEQ6 mount, and homemade electronic focuser and anti-dew systems.
Technical data
| Acquisition site | Pueblo Doyle, Buenos Aires, Argentina |
| Acquisition dates | 11-6-2015 11-7-2015 |
| Acquisition site | San Antonio de Areco, Buenos Aires, Argentina |
| Acquisition date | 10-29-2016 11-5-2016 12-24-2016 12-29-2016 |
| Instrument | Newton GSO F4 200 with GPU coma corrector. |
| Mount | Sky-Watcher NEQ6, managed by EQmod |
| Guide | Off-Axis, with Lodestar camera |
| Camera | Modified Canon 600D/T3i No IR Filter (Full Spectrum mod, using Astronomik MC Clear) Refrigerated (regulated temperature) |
| Camera sensor temperature | 0°C (on-sensor measured and regulated) |
| Filter | Astronomik Clip CLS CCD |
| Integration | Tile 1: 60 subframes @ ISO 800 / ISO 1600, 5 minutes each (total integration time: 5 hours Tile 2: 56 subframes @ ISO 800 / ISO 1600, 5 minutes each (total integration time: 4 hours 40 minutes |
| Calibration | 49 flats, 400 bias, 84 darks. |
| Resolution | 1.1 arcsec/pixel 787 mm actual focal, 4.2 um x 4.2 um pixels |
| Native size (each tile) | 5202 x 3465 pixels |
| Mosaic size | 8058 x 3390 pixels |
| FOV | 2°28’ x 1° 2' |
| Image center coordinates | RA: 5 h 40 min Dec: -1° 56' |
| Process | PixInsight 1.8 |