Michael A. Stecker
|
Home Bright Nebulae Astronomy Index My Astrobin Gallery |
Center of
Lagoon Nebula (M8)
The lagoon-shape center of M8 giving its popular name. This is a cropped photo. file: M8-20sX16AP130f6P2core-72023cr2aa.jpg Photographic Data telescope: Astro-Physics 130 mm (5.1-inch) f/6 triplet refractor (FL= 877 mm)
mount:
ZWO AM5 harmonic/strainwave Mount Guide Settings in Asiair Plus: Calibrate Step: 5,000 ms Dec Duration: 3,000 ms RA Duration: 2,000 ms Aggression: 50% for both RA & Dec Exposure time for guiding: 1 second
Guiding hardware:
SVBony 60 mm f/4 guidescope (fl=240 mm) Guide Camera: ZWO ASI662MC color planetary camera (2.97 micron pixels) controller/computer ZWO Asiair Plus via WiFi to Samsung S7+ tablet . imaging camera: ZWO ASI533MC-Pro one-shot color astro-camera cooled to 14-degrees F with Optolong L-eNhanced nebular filter . exposures: 120 seconds X 16 (32-minutes)
processing
Stacked in Asiair Plus and cropped and post-processed in Adobe Photoshop Elements . photographic site: West Los Angeles http://mstecker.com/pages/chhouses_fp.htm (Bortle 9 light polluted sky) |