Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  48 sig Ori  ·  50 zet Ori  ·  Alnitak  ·  B33  ·  Horsehead nebula  ·  IC 431  ·  IC 432  ·  IC 434  ·  IC 435  ·  NGC 2023  ·  NGC 2024  ·  Orion  ·  Sh2-277  ·  The star Alnitak (ζOri)  ·  The star σOri  ·  VdB51
IC-434 - The Horsehead nebula (HSO), Rich Sky
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IC-434 - The Horsehead nebula (HSO)

IC-434 - The Horsehead nebula (HSO), Rich Sky
Powered byPixInsight

IC-434 - The Horsehead nebula (HSO)

Equipment

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Acquisition details

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Description

H-a Filter fits file : 19-02-2020 (after yellowknife trip)

S-III fits file: 13-02-2020

O-III fits file: 14-02-2020

Color channels: 100% (interpolation on)

R : H-a

G: S-II

B: O-III

O-III data : lowered X/240 to manage gradient

H-a mean: 6940

S-II mean: 3642

O-III mean: 4935 (unable to manage Alnitak star halo created w/ RASA... even at 60 see night log)

Comments

Sky plot

Sky plot

Histogram

IC-434 - The Horsehead nebula (HSO), Rich Sky