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This is a new image of Cederblad 211 (or R Aquarii) that was imaged in 2020 with another combination telescope/camera. This one has been taken with the equipment described below.
The full description of this nebula can be found in the page devoted to the first version. The data corresponding to this version were acquired by Christian Sasse.
Additional Information
Object
Name(s): Ced 211. R Aqr
Type: Binary Mira Variable star. Nova Remnant
RA: 23h 43m 48s
Dec: -15º 17’ 09”
Constellation: Aquarius
Size (arcmin): 2.5×1.7 arcmin
Magnitude: +6.1
Distance: 710 ly
Image
Date: 2022-10-03 to 2022-10-16
Location: Obstech, Río Hurtado, Chile
Size (arcmin): 8.1×5.6 arcmin
Telescope: 24” f/6.5 Reflector
Camera: QHY 461 (11760x8896pix)
Guiding: off-axis guider
Total exposure: 15h 30m (Ha: 5h; OIII: 4h 30m; RGB: 6h)
Processing: CCDStack, PixInsight (one process) and Photoshop CC 2023