IC 443 – Jellyfish Nebula, 2025

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  • 2 mars, 2025 at 18:28 #11258
    Mårten Frosth
    Participant

      Data for this image was gathered during 11 sessions between 2022-12-14 and 2025-02-01
      Data for this image: 100x300s S-II, 100x300s Ha, 100x300s O-III.
      Total number of exposures 300 with a total integration time of 25 hours.
      Processing: PixInsight with SHO palette with synthetic RGB stars.
      Equipment: SkyWatcher EvoStar 80ED Pro (0,85x FR/FF) and ZWO ASI294MM Pro on SkyWatcher HEQ5 Pro with SkyWatcher EvoGuide 50ED and ZWO ASI120MM Mini. ZWO SII, Ha, and OIII filters.
      Location: 63 degrees north with a bortle 4 sky.

      Objekt: IC 443 – Jellyfish Nebula, 2025
      Objekttyp: Supernovarest
      Teleskop/objektiv: SkyWatcher EvoStar 80ED Pro
      Montering: SkyWatcher HEQ5 Pro
      Kamera: ZWO ASI294MM Pro
      Ytterligare utrustning: ZWO SII, Ha och OIII filter
      Plats: 63 grader nord med en bortle klass 4 himmel
      Mjukvara: PixInsight
      Filter: Ha, SII, OIII
      Fotograf: Mårten Frosth
      Lokalförening: Norra Sveriges AmatörAstronomer (NSAA)
      Datum (UT): 2025-02-01
      Tid (UT): 23:00:00
      Exponeringstid: 25 timmar
      Kalibrering: dark
      Bildbehandling: PixInsight med en SHO-palett och SRGB-stjärnor
      Bin: 2×2
      Kameratemperatur: -15
      Autoguidning: Nej
      Pixelskala i bågsekunder: 1,87

      Attachments:

      1. IC_443_2025_SHO_SRGB_stars_wm_02.jpg

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