Celestial hemisphere:  Southern  ·  Constellation: Aquarius (Aqr)  ·  Contains:  HD213056  ·  HD213069  ·  Helix Nebula  ·  NGC 7293  ·  PGC 834421  ·  PGC 835051  ·  PGC 837430
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ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton
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ngc7293 (Helix planetary nebula) HOO

Getting plate-solving status, please wait...
ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton
Powered byPixInsight

ngc7293 (Helix planetary nebula) HOO

Equipment

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Acquisition details

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Description

ngc7293 captured in Halpha OIII RGB and processed in  HO_HOO and HO_HOO_RGB for the last revision.

Comments

Revisions

  • ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton
    Original
  • ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton
    B
  • ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton
    C
  • ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton
    D
  • Final
    ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton
    E

B

Description: enhanced stars

Uploaded: ...

C

Description: better star processing and smoother noise reduction

Uploaded: ...

D

Description: revision reprocessed from scratch

Uploaded: ...

E

Description: cropped revision with RGB color stars get from asi 174MM camera

Uploaded: ...

Sky plot

Sky plot

Histogram

ngc7293 (Helix planetary nebula) HOO, *philippe Gilberton

In these public groups

Narrowband imaging