Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  Pinwheel galaxy
M101 and Supernova SN 2023ixf, Sergey Trudolyubov
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M101 and Supernova SN 2023ixf

M101 and Supernova SN 2023ixf, Sergey Trudolyubov
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M101 and Supernova SN 2023ixf

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Description

The majestic Pinwheel Galaxy, M101 and a new supernova SN 2023ixf imaged over two nights on May 24 and May 25 from Pine, Arizona. The supernova is seen as a bright blue star in the spiral arm next to the star forming region NGC 5461. SN 2023ixf is a type II-L supernova resulting from the collapse and violent explosion of a massive star. At the time of imaging, SN 2023ixf reached the brightness of 11 magnitude, 6% of the total brightness of its host galaxy, M101.

This LRGB was taken with my mobile setup,  the 250mm f/4 Lacerta PhotoNewton and ASI294MM Pro camera riding on the Orion HDX-110 EQ-G mount. The luminance image is a combination  of a series of 180s exposures taken at camera gain 0 and 90s exposures taken at gain 108. The RGB color data is comprised of 180s exposures taken at gain 108. 

L: 24x180s (Gain 0, bin 1x1), 81x90s (Gain 108, bin 1x1)
R: 48x180s (Gain 108, bin 1x1)
G: 40x180s (Gain 108, bin 1x1)
B: 39x180s (Gain 108, bin 1x1)
Total exposure:  9.6 hours

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  • M101 and Supernova SN 2023ixf, Sergey Trudolyubov
    Original
  • M101 and Supernova SN 2023ixf, Sergey Trudolyubov
    B
  • Final
    M101 and Supernova SN 2023ixf, Sergey Trudolyubov
    C

C

Description: Rotated, cropped version

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M101 and Supernova SN 2023ixf, Sergey Trudolyubov