Observation by Tim Haymes: SN 2021gmj in NGC 3310

Uploaded by

Tim Haymes

Observer

Tim Haymes

Observed

2021 Mar 21 - 23:16

Uploaded

2021 Mar 22 - 00:45

Objects

NGC3310

Equipment

C11 at F5.5
QHY174m-gps

Exposure

30s x 14 stacked

Location

Nr Oxford

Target name

Super Nova 2021gmj

Title

SN 2021gmj in NGC 3310

About this image

Cloud was moving in, and this was causing some deterioration in transparency. 14 x 30s FITS files stacked with darks as TIFF and stretched in Photoshop CS2. The image is cropped to show the galaxy more clearly. The SN is indicated on the image.

Files associated with this observation

SN2021gmj in ngc3310_20210422_TimH.jpg (31.9 kB)

Like this image

Grant Privett, Ron Arbour, David Basey, Callum Potter, Mike Harlow, Graham Winstanley

Comments

Tim Haymes, 2021 Mar 22 - 22:33 UTC

I used ASTAP and then Astrometrica. The magnitude (UCAC4) was 14.9 but this was including the spiral arms, so i tentatively put the magnitude at 15.3 +/-0.2 ( no filter).

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