View allAll Photos Tagged m20
Narrowband shot of M8 and M20; two emission/reflection nebulae in the Sagittarius constellation, around 4100 light years from earth.
Image acquisition details:
39x300" HA
35x300" OIII
34x300" SII
Widefield shot of M8 and M20; two emission/reflection nebulae in the Sagittarius constellation, around 4100 light years from earth.
Image acquisition details:
80x120" Luminance
55x120" Red
55x120" Green
55x120" Blue
Newton 203/800
ZWO ASI 183MMPRO
LRGB-HA (astrodon)
180 - 60 - 60 - 60 - 180 (minutes)
9 hours (total)
Pixinsight + BlurXterminator
for the serie "the sky of South Corse"
this is my last taken on M20, about 3 hours of total integration time with a RC8 and ZWO ASI1600 mon in Ha-LRGB
Full specs on my astorbin:
On the left is Messier 20, also known as the Trifid Nebula (NGC 6514, M20) is a famous star-forming region located in the constellation Sagittarius, with an apparent magnitude of 6.3 and lies at an approximate distance of 5,200 light years from Earth.
On the right is Messier 8, also known as the Lagoon Nebula, is a large, bright emission nebula also located in the constellation Sagittarius. The star-forming nebula has an apparent magnitude of 6.0 and lies at a distance of 4,100 light years from Earth.
Focal length: Canon 400mm f5.6 (slight crop)
Tracking Mount: Skywatcher EM35-Pro.
Guiding: None
Polar aligned by Polarscope.
Canon EOS 6D (Baader filter modified) with Optolong UHC FF clip-in filter taken from suburbia.
Exposure: 120 x 60sec @ ISO-6400 (RAW)
With calibration frames applied.
Software: APP & LR.
17-7-2026.
Discovered by Charles Messier in 1764, M20 is a star-forming nebula located 9,000 light-years away from Earth in the constellation Sagittarius. Also known as the Trifid Nebula, M20 has an apparent magnitude of 6.3 and can be spotted with a small telescope.
Image Details:
- Imaging Scope: William Optics 61mm Zenithstar II Doublet
- Imaging Camera: ZWO ASI183MC Color with UV/IR Blocking filter
- Guiding Scope: William Optics 66mm Petzval
- Guiding Camera: Orion Starshoot Auutoguider
- Acquisition Software: Sharpcap
- Guiding Software: PHD2
- Capture Software: SharpCap Pro (LiveStack mode with dithering)
- Light Frames: 20*4 mins @ 100 Gain, Temp -20C
- Dark Frames: 12*4 mins
- Stacked in Deep Sky Stacker
- Processed in PixInsight, Adobe Lightroom, and Topaz Denoise AI
Datos técnicos:
Telescopio: Takahashi FSQ106EDX (f/5)
Montura: Takahashi EM-400 Temma2
Cámara: Atik 16200 (KAF-16200)
Guiado: Lunático EZG-60 + SXLodestar
Filtros: Astrodon Gen2 LRGB I-Series 50,8mm
Enfocador: RoboFocus Rev3.1
Fecha: Julio del 2021
Lugar: Guadalajara, España
Programas de captura: MaxIm DL + AstroMatic
Procesado: PixInsight Core + Photoshop CC 2019
Exposición: L: 15x600s bin1, RGB: 12x300s bin2.
Total: 5h 30m
A test image of the Trifid Nebula (M20).
Only 1.5 hour of exposure, taken by the end of the night.
M20 rises late at this time but in 2 month it will be there for the entire night. Will be an interesting image to complete.
Telescope: TS-Optics 125 Photoline + 0.8 field flatner/reducer
Camera: ZWO ASI2600MC
OTA: Newtonian Celestron 130 mm/f5 modified
Mount: Skywatcher Heq 5
Imaging Camera: Canon 700D astro modified
Telescope Guide: Gso 50mm
Camera Guide: QHY5L II Mono
Baader Mk III Coma Corrector
Polemaster Eletronic Polar Scope
Total Exposure: 06:30 hours (subs 300 sec)
Deep Sky Stacker: Calibration and stacking
Adobe Photoshop Cs2 : Data Processing
Guide: PHD Guiding 2
Darks, Dark Flats, Flats and Bias apply
Serra Negra ( Bortle 4) /São Paulo/Brasil . 06/2019 + 06/2023