Nicknamed the Spare-tyre nebula, IC 5148 is a planetary nebula located around 1 degree west of Lambda Gruis in the constellation of Grus (The Crane). It was discovered by Australian amateur astronomer Walter Gale in 1894. Around 3000 light-years distant, it is expanding at a rate of 50 kilometres a second, one of the fastest of all planetary nebulae. The central star of the planetary nebula has a spectral type of hgO(H).

Telescope: Planewave CDK17 (FR) f4.5
Mount: Astro Physics 1600GTO
Camera: QHY16200A/ Integral FW
Guider: Agena Starguide II / ZWO ASI178MM
Filters: Astronomik 36mm LRGB

L: 34×10 mins = 340 mins, R: 21×10 mins = 210 mins, G: 21×10 mins = 210 mins, B: 23×10 mins = 230 mins

Total Imaging Time: 16h 30m

Data Imaged remotely on 7 nights during October & November 2023.
Imaged from Observatorio El Sauce, Chile, in partnership with Fred Espenak.
Data acquisition & Processing by David Churchill.

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