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BAA Images Peter Goodhew FRAS

Observation by Peter Goodhew FRAS: Kn 121

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Peter Goodhew FRAS


Peter Goodhew FRAS


2021 Oct 07 - 15:46


2021 Oct 08 - 15:58

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Field centre

RA: 20h42m
Dec: +13°51'
Position angle: -0°33'

Field size

0°34' × 0°22'

  • APM TMB LZOS 152 Refractors

30 hours OIIILRGB


Fregenal de la Sierra, Spain

Target name

Kn 121


Kn 121

About this image

An extremely faint planetary nebula in the constellation Delphinus. It has an unusual morphology as a result of heavy interaction with the interstellar medium. It was discovered by Austrian amateur astronomer Matthias Kronberger. It is also known as the Delphinus Diamond. This is the first amateur photograph of this target.

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