Asterism · Vulpecula

Cr 399 Coathanger

mag 3.660′ across

About

Cr 399 (Coathanger) is an asterism of magnitude 3.6 in Vulpecula, about 60′ across.

Cr 399 is in the constellation Vulpecula.
Best evenings: around late August it is highest at about 9 pm (10 pm in summer time); a month earlier, two hours later.
Where on Earth: it is seen well, at least 10° up, from north of 60° S.
Summer Triangle: A row of stars with a hook, about a third of the way from Altair to Vega; binoculars.

When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.

EyesA hazy patch or a knot of faint stars from a dark site.
Binoculars (10×50)A rich scattering of stars — binoculars often give the best view.
Telescope (6–8 inch)Too big for the field of view — only part fits. Binoculars show it better.

For a dark country sky with no Moon. From a city, faint galaxies and nebulae can disappear completely.

Designations	Cr 399
Type	Asterism
Magnitude	3.6The smaller the number, the brighter.
Apparent size	60′the full Moon is 31′ across
Constellation	Vulpecula
Right ascension (J2000)	19h 25m 24.0s
Declination (J2000)	+20° 11′ 00″

Bright stars:Anser 4.4

Catalog data: OpenNGC by Mattia Verga, CC BY-SA 4.0, and d3-celestial by Olaf Frohn, BSD 3-Clause. All data sources →