A very faint planetary nebula in the constellation Cassiopeia. One of my favorite planetary nebulae. The appearance of two slightly offset concentric rings suggests that it is a bipolar nebula almost viewed along its axis.
TARGET Nomenclature: Fe 6, Ferrero 6, PN-G 129.6+03.4, J015625.5+652827 Right Ascension: 01:56:25.25 Declination: +65:28:29.10 Size: 3.5 arc min Discovery: Laurent Ferrero in November 2013
EQUIPMENT USED Twin APM TMB LZOS 152 refractors 10Micron GM2000 HPS mount Twin QSI6120 CCD cameras Astrodon filters
IMAGE CAPTURE 5nm H-Alpha: 27x1800 bin 2x2 3nm OIII: 23x1800 bin 2x2 + 49x600 bin 3x3 Luminance: 21x300 bin 1x1 Red: 24x300 bin 1x1 Green: 29x300 bin 1x1 Blue: 25x300 bin 1x1 Total integration: 41.4 hours Pixel scale: 0.533 arcsec/pixel Field radius: 0.269 degrees Capture dates: 24-31 August 2019 Capture location: Fregenal de la Sierra, Spain