Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  NGC 103  ·  The star 12 Cas
Sh2-173  Phantom of the Opera, Juanjo Romero
Sh2-173  Phantom of the Opera
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Sh2-173 Phantom of the Opera

Sh2-173  Phantom of the Opera, Juanjo Romero
Sh2-173  Phantom of the Opera
Powered byPixInsight

Sh2-173 Phantom of the Opera

Equipment

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Acquisition details

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Description

Sh2-173, Phantom of the Opera, is an HII emission nebula in the constellation Cassiopeia.
It has an unknown visual magnitude and an apparent size of 25.0x20.0 arcmin. It is located about 8,800 to Earth.

Equipment:
OTA TS102 f/5.6, ASI294MM Camera
RGB Astronomik filters
Ha 6nm and OIII 6nm Astronomik filters with ZWO EFW 7pos
Guiding 60mm f/4 tube + ASI224MC
Focuser ZWO EAF
Pegasus Astro UCH + PPBMicro
HEQ-5 Pro belt drive mount

Picture details:
Subframes: 360s, (Ha:50x, OIII:10x) bin 1, Gain: 125, Temp: -10ºC
Total Exposure: 6h 00min
Stars RGB: 60s, (R:20x, G:20x, B:20x) bin 2, Gain: 125, Temp: -10ºC
Total Exposure: 1h 00min
Software: NINA + CDC + PHD2, PixInsight 1.8.9.

Place:
l'Ampolla (Tarragona, Catalonia - Spain), 2022/12/17+27

Conditions:
Temp. 12.5°C to 7.3°C, RH:94%-99%, Bortle 4
Alt: 67°/ 69°/ 58°; Moon at 40% (23.0d) – 24% (5.0d)

Comments

Revisions

  • Sh2-173  Phantom of the Opera, Juanjo Romero
    Original
  • Final
    Sh2-173  Phantom of the Opera, Juanjo Romero
    B

Sky plot

Sky plot

Histogram

Sh2-173  Phantom of the Opera, Juanjo Romero