Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5422  ·  NGC 5457  ·  NGC 5461  ·  NGC 5473  ·  NGC 5474  ·  NGC 5485
M101 - Pinwheel, Phobos226
M101 - Pinwheel
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M101 - Pinwheel

M101 - Pinwheel, Phobos226
M101 - Pinwheel
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M101 - Pinwheel

Equipment

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Acquisition details

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Description

Shot with a self-modified Canon 400D, no Coma Corrector, poor seeing.

Skywatcher 130PDS on EQ5 mount DIY converted to motorised and guided solution with OnStep with custom focuser

Autoguided with PHD2 using a Svbony 50mm guidescope and ZWO ASI290mm mini

Automated using Astroberry running on a Raspberry Pi 4 (4GB) and controlled remotely over WiFi with VNC

Processed with Astro Pixel Processor for stacking and StarTools 1.6.392beta for processing.

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Revisions

  • M101 - Pinwheel, Phobos226
    Original
  • M101 - Pinwheel, Phobos226
    C
  • Final
    M101 - Pinwheel, Phobos226
    D

C

Description: Rebalanced colours away from red a bit more

Uploaded: ...

D

Description: Further blue reduction

Uploaded: ...

Sky plot

Sky plot

Histogram

M101 - Pinwheel, Phobos226