NGC 6765
NGC 6765 is a bipolar high excitation planetary nebula in the constellation Lyra. Its distance to earth is estimated at around 4,000 light-years. It was discovered by Albert Math on June 27, 1864 and first published in the Memoirs of the Royal Astronomical Society, volume 36, page 68. It is registered as having an angular size of 40".
However this deep image reveals intricate outer structures exceeding 2' 30" in diameter.
However this deep image reveals intricate outer structures exceeding 2' 30" in diameter.
TARGET
Nomenclature: NGC 6765
Right Ascension: 19:11:06.55
Declination: +30:32:43.7
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors, Celestron C14EdgeHD scopes
10Micron GM2000 HPS mount, ASA DDM85 mount
Twin QHYCCD QHY268 MM Pro cameras and QYHCCD QHY600M camera
Nomenclature: NGC 6765
Right Ascension: 19:11:06.55
Declination: +30:32:43.7
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors, Celestron C14EdgeHD scopes
10Micron GM2000 HPS mount, ASA DDM85 mount
Twin QHYCCD QHY268 MM Pro cameras and QYHCCD QHY600M camera
IMAGE CAPTURE
Ha 5nm: 158x300" bin 1x1
OIII: 52x300" bin 1x1
Red: 18x300" bin 1x1
Green: 20x300" bin 1x1
Blue: 20x300" bin 1x1
Total integration: 22 hours 20 minutes
Pixel scale: 0.65 arcsec/pixel
Field radius: 0.53 degrees
Capture dates: 30 April - 8 May 2025
Capture location: Fregenal de la Sierra
Ha 5nm: 158x300" bin 1x1
OIII: 52x300" bin 1x1
Red: 18x300" bin 1x1
Green: 20x300" bin 1x1
Blue: 20x300" bin 1x1
Total integration: 22 hours 20 minutes
Pixel scale: 0.65 arcsec/pixel
Field radius: 0.53 degrees
Capture dates: 30 April - 8 May 2025
Capture location: Fregenal de la Sierra
IMAGE PROCESSING
Pre-processing: Pixinsight, CCDStack2
Post-processing: Pixinsight, Photoshop CS2
Pre-processing: Pixinsight, CCDStack2
Post-processing: Pixinsight, Photoshop CS2