Double stars : H I 40

General information

Double Star H I 40 has the magnitude of 7 and is placed in Cassiopeia constellation. The double star's apparent sizes are 2 angular seconds.
Because of low brightness and large angular size, double star is available for observations through a 5-inch telescope.

Information for observations

2024-05-17 double star H I 40 will be visible all night. At 22:35 the object will be placed at north, 2° above your horizon, and will be observable until around 04:23 when fade from view as dawn breaks northeast. Maximum elevation, 37° above horizon, will be reached at 04:22, when double star will be placed at northeast.