Herschel 69 and Caldwell 15
Date: 7 July 2022
Altitude: 57 - 68 degrees
Angular Size: 1° 00' x 0° 45'
Position Angle: 01° 21' from north through east
Orientation: North up; East left
Pixel scale: 1.30" per pixel
Total exposure time: 60 minutes
B filter: 66 x 22 seconds
V filter: 66 x 18 seconds
R filter: 66 x 15 seconds
Herschel 69 is also known as Caldwell 15, NGC 6826 and the “Blinking planetary”
Planetary nebulae: 10.4 magnitude central star
Constellation: Cygnus
Diameter: 0.5 light year
Distance: 3,600 light years
Notes