(May, June, July, August schedule)
Serpens constellation is divided on two separate parts on the sky. The western part is called Serpens Caput, the eastern part is called Serpens Cauda.
Serpens Caput constellation is spring-summer constellation and is in best position for evening observing in June when it is high on the southern sky. We will observe in May when it is rising on the southeastern sky, in June when it is in best position for evening observing and it is high on the southern sky, in July when it is on the southwestern sky and in August when it is on the southwestern sky.
Double and multiple stars
Delta Serpentis - Its combined apparent visual magnitude on the sky is 3.8 and it is about 200 light years away from the Earth. The first component has visual magnitude 4.2 and the second component 5.2. Their separation on the sky is 4 arc seconds. Both stars are of the same spectral class and both are also subgiants. By mass and diameter each star is bigger than our Sun and also hotter. Their orbital period is several thousand years. The true distance in space between these two stars is about 60 billion km.
Deep sky objects
(will be observed only from dark location outside of the city)
M46 - It