Back IC434Horsehead Nebula Click to display the full resolution Object InfoTypeDark NebulaConstellationOrionDistance1,600 ly Capture DetailsDateSeptember 3, 2021LocationLittle Blair Valley, Anza-Borrego Desert, CAExposureHa 8x15, Lum 8x5, R 6x5, G 5x5, B 6x5 (bin 1x1)NotesHa and Lum mixed as Luminance layer EquipmentOpticsTakahashi FSQ-106N RefractorFocal Length530mm @f/5MountAstro-Physics 900GTOCameraFLI ML-6303EFocuserRobo-FocusFiltersFLI CFW2-7, Astrodon 3nm Ha, Gen 2 LRGBSoftwareMaxIm DL, CCDStack, Photoshop