Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 1805
Melotte 15 | Heartcore (Ha/Oiii), Gideon Golan
Melotte 15 | Heartcore (Ha/Oiii)
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Melotte 15 | Heartcore (Ha/Oiii)

Melotte 15 | Heartcore (Ha/Oiii), Gideon Golan
Melotte 15 | Heartcore (Ha/Oiii)
Powered byPixInsight

Melotte 15 | Heartcore (Ha/Oiii)

Equipment

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Acquisition details

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Description

Melotte 15 - The Heart of the Heart (IC1805)

Around 7,500 Light years away, this open cluster contains stars 50 times the mass of our own star, and others just a fraction of it. The nebula's morphology and color emanates mostly from the radiation of those stars.

Shot in Dual-Band (Optolong L-eXtreme)
Edit in SHO style, using @thecoldestnights 's formula.

98 frames of 300 sec. each
Gain 100 / -5c

ZWO ASI2600 / GSO RC6 / TS Optics CCD47 x0.67 Reducer
ASIAIR PRO / iOptron GEM45
ZWO ASI290MM / ZWO OAG

AstroPixelProcessor: Calibrate, register, extract Ha/Oiii algorithm
Pixinsight: Combine channels, stretch, curves and additional enhancing
PS: Annotate, export

Central Arava Region, Israel (Bortle 3)

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