Messier 42 José Luis Lamadrid / Vicent Peris

Telescopes

Takahashi FS102, 10 cm f/8; Takahashi Mewlon210, 21cm f/11,5; SkyWatcher 80ED, 8 cm f/7,5 (with eyepiece projection).

Camera

Self-modified Canon 300D with Baader Planetarium UV/IR cut filter at 200 ISO.

Exposure

7.5 hours (FS102: 6x30', 18x10', 40x2'; Mewlon210: 19x3" for chrominance of stars in M42 core; 80ED: 11x10", 10x30" for Trapezium and adjacent field).

Calibration

IRIS 5.32

Processing

PixInsight LE 1.0.2.143

Copyright Notice

Data adquired and processed by José Luis Lamadrid and Vicent Peris

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