Observation by Ian Sharp: Comet C/2021 A1 (Leonard)

Uploaded by

Mr Ian David Sharp


Ian Sharp


2021 Dec 01 - 04:26


2021 Dec 01 - 17:24


C/2021 A1

Planetarium overlay


Canes Venatici

Field centre

RA: 13h21m
Dec: +30°06'
Position angle: -91°54'

Field size

1°06' × 0°54'

  • StellaMira 104mm ED2 Triplet f/6.25 APO Refractor
  • 10Micron GM 1000 HPS mount
  • Starlight XPress TRIUS PRO 694 mono CCD camera
  • Starlight Xpress 7 position 1.25" filter wheel
  • Optolong LRGB, Ha, OIII, SII filters
  • Starlight XPress OAG
  • Starlight Xpress LoadStar V2 guide camera

4 x 180 seconds with Luminance filter


PixelSkies, Castilléjar in the province of Granada, Andalucia

Target name

C/2021 A1


Comet C/2021 A1 (Leonard)

About this image

Stacked on the head of the comet in PixInsight. All images calibrated with Bias, Darks and Flats.

Files associated with this observation
Like this image
Copyright of all images and other observations submitted to the BAA remains with the owner of the work. Reproduction of work by third parties is expressly forbidden without the consent of the copyright holder. By submitting images to this online gallery, you grant the BAA permission to reproduce them in any of our publications.