Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  41 Ori A)  ·  41 Ori C  ·  41 Ori D  ·  42 Ori)  ·  43 Ori)  ·  44 Ori)  ·  Great Orion Nebula  ·  Lower Sword  ·  M 42  ·  M 43  ·  Mairan's Nebula  ·  NGC 1973  ·  NGC 1975  ·  NGC 1976  ·  NGC 1977  ·  NGC 1980  ·  NGC 1982  ·  Orion Nebula  ·  The star 45 Ori  ·  The star Hatysa (ι Ori  ·  The star Mizan Batil I (c Ori  ·  The star Mizan Batil II (θ2 Ori  ·  The star Trapezium (θ1 Ori A  ·  The star θ1 Ori C  ·  The star θ1 Ori D  ·  the Running Man Nebula
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Mosaic of Great Orion Nebula region, Igor Chekalin
Mosaic of Great Orion Nebula region
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Mosaic of Great Orion Nebula region

Getting plate-solving status, please wait...
Mosaic of Great Orion Nebula region, Igor Chekalin
Mosaic of Great Orion Nebula region
Powered byPixInsight

Mosaic of Great Orion Nebula region

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Description

3 frames mosaic combined from HDR images each one is LHaRGB composition.

Taken with TAL-250K (Klevtsov's system 10" reflector) during 23 nights between 13.11.2021 and 8.03.2022, on my balcony in Brisbane, Bortle 7 city sky.

1348 images were stacked to 15 master HDRs, total exposure time about 34 hours: 11 hours for Light, 11 hours for H-alpha, and 4 hours for each R,G,B
Sub-exposures:
10 + 120 seconds for L, R, G, B
30 + 600 seconds for H-alpha

Comments

Sky plot

Sky plot

Histogram

Mosaic of Great Orion Nebula region, Igor Chekalin