Celestial hemisphere:  Northern  ·  Constellation: Gemini (Gem)  ·  Contains:  Solar system body or event
Comet 67P Churyumov-Gerasimenko taken by 500 mm lens in constellation Gemini, Vladimir Machek
Comet 67P Churyumov-Gerasimenko taken by 500 mm lens in constellation Gemini
Powered byPixInsight

Comet 67P Churyumov-Gerasimenko taken by 500 mm lens in constellation Gemini

Comet 67P Churyumov-Gerasimenko taken by 500 mm lens in constellation Gemini, Vladimir Machek
Comet 67P Churyumov-Gerasimenko taken by 500 mm lens in constellation Gemini
Powered byPixInsight

Comet 67P Churyumov-Gerasimenko taken by 500 mm lens in constellation Gemini

Equipment

Loading...

Acquisition details

Loading...

Description

DESCRIPTION: I tested to capture relatively bright comet on sky (8-9m) by my 500 mm lens. Unfortunately I could collect only 18 minutes data before weather worsened. Comet is now in constellation Gemini and maybe is visible by binocular or smaller astro telescope. Picture FOV is approx 0,8°x1° 

GEAR: Nikon Z7 Kolari Full Spectrum + Nikkor 500/5,6 PF, Astronomic UV/IR/L2 Clip in filter, Dew heater strip.  Sensor pixel scale 1,79 arcsec/px,  tracking mount iOptron CEM60EC - 3 star alignment, no auto guiding. 

ACQUISITION: November 6, 2021, Struz, CZ, Subexposure 180s, f 5,6, ISO 1600, Interval 15 s, RAW-L, Light 6x, Dark 20x, Bias 15x, Flat 15x. Total exposure time 18 min. Night, no wind, 0° C, Backyard - light pollution - Bortle 5. 

STACKING AND POST PROCESSING: AstroPixelProcessor (stacking on comet mode, background neutralisation, light pollution removal, calibrate background and stars colours) ,, Adobe Photoshop CC 2021 (stretching, black and white point settings, star dim, enhance DSO, noise reduction, contrast setting). Cropped 14 x, image size 1600 x 2000 px.

Comments

Sky plot

Sky plot

Histogram

Comet 67P Churyumov-Gerasimenko taken by 500 mm lens in constellation Gemini, Vladimir Machek

In these public groups

Comets Imaging