Astronomical Observations and Techniques I Credit Hours: 3 hours. Telescopes and astronomical observations, including photometry and spectroscopy. Laboratory exercises include visual, photographic, and photoelectric observations and data analysis with standard astronomical software. Offered fall semester every even-numbered year. Prerequisites: ASTR 1120 and (ASTR 1110L or ASTR 1120L or ASTR 2030L) Semester Offered: Fall Level: Undergraduate