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Hemisphere:  Northern
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Comet C/2018 W2 Africano, 


            José J. Chambó
Comet C/2018 W2 Africano
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Technical card

Imaging telescopes or lenses: GSO Newton 8" f/4

Imaging cameras: Atik 383L+

Mounts: LXD75

Guiding cameras: Meade DSI

Software: PixInsight LE  ·  MaximDL5

Dates:Aug. 3, 2019

Astrodon B Tru-Balance E-Series Gen 2: 4x120" bin 2x2
Astrodon G Tru-Balance E-Series Gen 2: 4x120" bin 2x2
Astrodon L Tru-Balance E-Series Gen 2: 11x180" bin 1x1
Astrodon R Tru-Balance E-Series Gen 2: 4x120" bin 2x2

Integration: 1.0 hours

Avg. Moon age: 2.75 days

Avg. Moon phase: 8.34%

Basic astrometry details job: 2850262

RA center: 4h 24' 46"

DEC center: +58° 53' 38"

Pixel scale: 4.291 arcsec/pixel

Orientation: 1.681 degrees

Field radius: 0.896 degrees

Resolution: 1200x906

Locations: Hoya Redonda - Valencia (Spain), Enguera, Valencia, Spain

Data source: Traveller


C/2018 W2 (Africano) @ August 3,2019 02:08 UT

Comet C/2018 W2 (Africano) imaged on August 3rd 2019. Since my previous images taken a month ago its coma has increased in angular size from 3 to 4 arcminutes. On same period visually observations have reported a brightness gain from magnitude 12 to 11.5. Comet is located on a dense stellar zone between constellation Perseus and Camelopardalis.

Acquisition details:
Telescope GSO 8" N f/3.8.
Camera Atik 383L+.
Exposure 57 min. (L=11x180 bin1 + RGB=4x120 bin2).
From Hoya Redonda, Valencia (Spain).
Processed with Maxim-DL and PixInsight.

José J. Chambó (

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José J. Chambó
License: None (All rights reserved)

Sky plot

Sky plot


Comet C/2018 W2 Africano, 


            José J. Chambó

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Comets Imaging