Celestial hemisphere:  Southern  ·  Constellation: Eridanus (Eri)  ·  Contains:  63 Eri  ·  65 psi Eri  ·  69 lam Eri  ·  IC 2118  ·  IC 398  ·  NGC 1720  ·  NGC 1726  ·  NGC 1752  ·  NGC 1779  ·  NGC 1797  ·  NGC 1799  ·  NGC 1909  ·  PK205-26.1  ·  The star 63Eri  ·  The star λEri  ·  The star ψEri  ·  Witch Head nebula  ·  the Witch Head Nebula

Image of the day 02/25/2014

Getting plate-solving status, please wait...
IC 2118 Witch Head Nebula, Wei-Hao Wang
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Image of the day 02/25/2014

Getting plate-solving status, please wait...
IC 2118 Witch Head Nebula, Wei-Hao Wang
Powered byPixInsight

Equipment

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Acquisition details

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Description

2-frame mosaic. Each frame contains 3 hr of exposure.

Ver.B is a 2020 reprocessing, uploaded after the Astrobin 2020 Feb accident.

Ver.C is a preprocessing in 2021, with improved background non-linearity correction, star masking and reduction, and noise reduction.

Comments

Revisions

    IC 2118 Witch Head Nebula, Wei-Hao Wang
    Original
    IC 2118 Witch Head Nebula, Wei-Hao Wang
    B
  • Final
    IC 2118 Witch Head Nebula, Wei-Hao Wang
    C

Sky plot

Sky plot

Histogram

IC 2118 Witch Head Nebula, Wei-Hao Wang