Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  12 Cas  ·  HD1383  ·  HD1400  ·  HD1544  ·  HD1613  ·  HD1697  ·  HD1743  ·  HD1810  ·  LBN 592  ·  LBN 593  ·  LDN 1282  ·  LDN 1283  ·  NGC 103  ·  Sh2-173  ·  The star 12 Cas
Getting plate-solving status, please wait...
SH2-173 THE MASK (added NB-Exposuretime), Christian Höferlin
SH2-173 THE MASK (added NB-Exposuretime), Christian Höferlin

SH2-173 THE MASK (added NB-Exposuretime)

Revision title: Rev B Final

Getting plate-solving status, please wait...
SH2-173 THE MASK (added NB-Exposuretime), Christian Höferlin
SH2-173 THE MASK (added NB-Exposuretime), Christian Höferlin

SH2-173 THE MASK (added NB-Exposuretime)

Revision title: Rev B Final

Equipment

Loading...

Acquisition details

Loading...

Description

I added narrowband data to a recording from last year
because the H-Alpha was too weak for me at the time and the recording took almost 70 hours exposure time.

The RGB exposure time was 68 hours.
With my new Antlia ALP-T ~7h.

Here is the RGB Picture:
The Mask RGB

Comments

Revisions

  • SH2-173 THE MASK (added NB-Exposuretime), Christian Höferlin
    Original
  • Final
    SH2-173 THE MASK (added NB-Exposuretime), Christian Höferlin
    B

B

Title: Rev B Final

Description: I've made an evolutionary leap in image editing and Russel Croman's tools are also a revelation.
That's why I'm gradually working up my old pictures...

Uploaded: ...

Sky plot

Sky plot

Histogram

SH2-173 THE MASK (added NB-Exposuretime), Christian Höferlin