czsky/en/star/hr1899.md

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name constellation created_by created_date updated_by updated_date
ι Ori Ori editor.cs 2023-11-05 17:46:32.952611 editor.cs 2023-11-05 17:46:32.952616

nice triple star suitable even for small telescopes. Next to the main white component (2.8mag) there is a faint blue companion (7.3mag) at a separation of 11.3". Another, reddish companion (11mag) is observed at a distance of 50" from this pair. The finder also shows a wide double star Struve 747, consisting of bright components with magnitudes 4.8 and 5.7.