Triangulum(redirected from Triangulum constellation)
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Triangulum(trÿ-ang -gyŭ-lŭm) (Triangle) A small constellation in the northern hemisphere near Perseus, the brightest stars being of 3rd magnitude. It contains the Triangulum spiral. Abbrev.: Tri; genitive form: Trianguli; approx. position: RA 2h, dec +30°; area: 132 sq deg.
A northern constellation, right ascension 2 hours, declination 30°N. Also known as Triangle.