longitud celestial de 315º http://astro.wsu.edu/ Parts of the celestial sphere astro.wsu.edu/worthey/astro/html/lec-celestial-sph.html astro.wsu.edu/worthey/astro/html/lec-celestial-sph.html page This is another good resource if you're interested. celestial sphere page page longitud celestial de 315º