Observations Under Suburban Skies
The constellation Equuleus, known as the Little Horse, features the intriguing triple star system Struve 2793, discovered by Friedrich Georg Wilhelm von Struve in 1827. Despite its faintness, the system includes a bright primary star and a distant companion, offering rewarding views for patient astronomers during summer and early autumn.
Also cataloged as SAO 126783, HD 203943, HIP 105743, and STF 2793
Struve 2742 is a binary star in Equuleus, first noted in the 19th century. Best viewed in late summer and autumn, it features two stars 3 arcseconds apart, requiring at least a 6-inch telescope for a clear view. With magnitudes of +7.4 and +7.6, it’s a rewarding target for amateur astronomers. Article includes a drawing of the binary also known as SAO 126482, HD 200256, HIP 103813, 2 Equulei, Lam Equ, λ Equ
The delicate and pretty magnitude 5 triple star Epsilon Equulei shines down from the constellation Equuleus on late summer and autumn nights. Learn more about this pretty star and see what it looks like through a backyard telescope.
The Garden Astronomer