These sky maps show the bright stars and planets visible from the northern hemisphere, looking Sout and North, on april 15th 2017 (23h). The vertical line corresponds to the projection on the sky of the local meridian. The red arc on the Southern horizon represents the ecliptic (the annual path of the Sun).
The constellations which can be seen on these maps are, in alphabetical order of their acronyms :
Andromède (And), le Bélier (Ari), le Bouvier (Boo),le Cocher (Aur), la Girafe (Cam), Cassiopée (Cas), Céphée (Cep),la Baleine (Cet), le Grand Chien (CMa), le Petit Chien (CMi), le Cancer (Cnc), les Chiens de Chasse (CVn), le Cygne (Cyg), le Dragon (Dra), Eridan (Eri), les Gémeaux (Gem), l’Hydre femelle (Hya), le Lézard (Lac),le Lion (Leo),le Lièvre (Lep), le Lynx (Lyn), la Licorne (Mon), Orion (Ori), Pégase (Peg), Persée (Per), la Grande Ourse (UMa), la Petite Ourse (UMi), les Poissons (Psc), la Poupe (Pup), le Sextant (Sex), le Taureau (Tau), le Triangle (Tri).
In its apparent motion along the ecliptic, the Sun is accompanied by several neighboring planets. Those which are to the East can be seen at sunset and at the beginning of the night, depending on their elongation and magnitude, while those which at to the West will be visible at the end of the night and at sunrise, again depending on their elongation and magnitude. The following figure shows the configuration for april 15th, 2017.
The sky maps were created using the free software Stellarium.
Dernière modification le 12 mars 2019