CS Camelopardalis

CS Camelopardalis (CS Cam; HD 21291) is a <a href="/facts/Binary_star/TYlDe1bD">binary star</a> in <a href="/facts/Reflection_nebula/np6BNSEv">reflection nebula</a> <a href="/facts/Van_den_Bergh_catalogue/LFtX59qs">VdB</a> 14, in the <a href="/facts/Constellation/nBQqgW8A">constellation</a> <a href="/facts/Camelopardalis/7RN3GScR">Camelopardalis</a>. It is a 4th <a href="/facts/Apparent_magnitude/7pCTF1Me">magnitude</a> star, and is visible to the <a href="/facts/Naked_eye/ePEIa0lK">naked eye</a> under good observing conditions.
It forms a group of stars known as the Camelopardalis R1 association, part of the Cam OB1 association. The near-identical supergiant <a href="/facts/CE_Camelopardalis/sabN6fP8">CE Camelopardalis</a> is located half a degree to the south.
As a binary star, CS Cam is designated as Struve 385 (STF 385, Σ385).

The primary component, CS Camelopardalis A, is a blue-white <a href="/facts/Stellar_classification/dYrIuK9H">B-type</a> <a href="/facts/Supergiant/y7w8WEcm">supergiant</a> with a mean <a href="/facts/Apparent_magnitude/7pCTF1Me">apparent magnitude</a> of 4.21m. The star was found to be a <a href="/facts/Variable_star/Ac8mp2gy">variable star</a> when the <a href="/facts/Hipparcos/Th2HW7VN">Hipparcos</a> data was analyzed. It was given its <a href="/facts/Variable_star_designation/oAtUSb50">variable star designation</a> in 1999. It is classified as an <a href="/facts/Alpha_Cygni_variable/xHf5J0Xe">Alpha Cygni type</a> variable star and its brightness varies from magnitude 4.19m to 4.23m. Its companion, CS Camelopardalis B, is a magnitude 8.7m <a href="/facts/Blue_giant/JPjptPb7">blue giant</a> star located 2.4 <a href="/facts/Arcsecond/tybs6YGC">arcseconds</a> from the primary.

CS Camelopardalis open-in-new

CS Camelopardalis