NGC6744, Galaxy in Pavo
This photography was taken in June 2018 using a Canon 600D modified camera and a 200mm F4 reflector telescope from the La Banderita Observatory, La Pampa, Argentina.
It is composed by 38 individual frames, with a total integration time of 3 hours 10 minutes.
This galaxy lies in the austral constellation Pavo (peacock), with an estimated distance of 30 million light-years from Earth.
In the following annotated image, it is possible to see around a couple of dozens of distant galaxies on the background sky.
Technical Data
| Acquisition site | La Banderita Observatory, La Pampa, Argentina |
| Acquisition date | 06-14-2018 |
| 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 | -5°C (on-sensor measured and regulated) |
| Filter | Astronomik Clip CLS CCD |
| Integration | 38 x 5 minutes subframes - ISO 800 Total integration time: 3 hs 10 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 | 5202 x 3465 pixels |
| Cropped size | 3400 x 2270 pixels |
| FOV | 1°2’ x 41’ |
| Image center coordinates | RA: 19h 09min 46sec Dec: -63° 51' 40" Rotation: -85° |
| Acquisition | Maxim DL |
| Process | PixInsight 1.8 |