LTNF 1
An extremely faint and rarely-imaged planetary nebula in the constellation Ursa Major. It is a high-excitation nebula with an eclipsing binary star system (BE Ursae Majoris) at its centre.
TARGET
Nomenclature: LTNF 1, PNG 144.8+65.8
Right Ascension: 11:57:44.84
Declination: +48:56:18.5
Size: 4 arc min
Discovery: James Liebert, Richard Tweedy, Ralf Napiwotzki and Michael Fulbright in 1995
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors
10Micron GM2000 HPS mount
Twin QSI6120 CCD cameras
Astrodon filters
IMAGE CAPTURE
3nm OIII: 40x1800 bin bin 3x3
Luminance: 20x300 bin 1x1
Red: 20x300 bin 1x1
Green: 20x300 bin 1x1
Blue: 20x300 bin 1x1
Total integration: 26.7 hours
Pixel scale: 0.534 arcsec/pixel
Field radius: 0.248 degrees
Capture dates: 27 April - 16 June 2019
Capture location: Fregenal de la Sierra, Spain
3nm OIII: 40x1800 bin bin 3x3
Luminance: 20x300 bin 1x1
Red: 20x300 bin 1x1
Green: 20x300 bin 1x1
Blue: 20x300 bin 1x1
Total integration: 26.7 hours
Pixel scale: 0.534 arcsec/pixel
Field radius: 0.248 degrees
Capture dates: 27 April - 16 June 2019
Capture location: Fregenal de la Sierra, Spain
IMAGE PROCESSING
Pre-processing: CCDStack2
Post-processing: Photoshop CS2
Pre-processing: CCDStack2
Post-processing: Photoshop CS2