Astronomy is a natural science. It is the study of everything outside the atmosphere of Earth. It studies celestial objects (such as stars, galaxies, planets, moons, asteroids, comets and nebulae) and processes (such as supernovae explosions, gamma ray bursts, and cosmic microwave background radiation).
Definition. EBITDA Margin (TTM) is trailing twelve month earnings before interest, taxes, depreciation and amortization divided by trailing twelve month net sales. EBITDA Margin (Quarterly) is the specified Quarter earnings before interest, taxes, depreciation and amortization divided by Quarter sales.
EBITDAR is used in a number of calculations in order to determine the financial health of an institution. EBITDAR Calculation Generally, EBITDAR is calculated exactly as its name would indicate. Gross earnings are determined without inclusion of interest, taxes, depreciation, amortization, or rent (or in some cases, restructuring fees).