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M76: Little Dumbbell Nebula in Perseus

RA = 1 hr 42 min; Dec =51 deg 34 min

Date & Site:

Telescope: Vixen 200mm Newtonian (800mm FL F4.0)
Mount: Losmandy G-11 with Gemini
Camera: ST-10XME; CFW10 with Astrodon filters


Exposures: Ha: 2hrs; OIII 90 minutes

FOV = 32 x 21 arc minutes

Color processed by assigning OIII to blue; Ha+OII to green; and Ha to red.

Distance to M76 is currently estimated as 780 light years making the average dimensions of the nebula about 1.23 ly across. The UV-light from its nucleus is expanding the outer layers that form the present nebula and emit the hydrogen and ionized oxygen colored in the image.

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