Astronomy – Branham

Constant and Equation Sheet

lyr ft lb mph N '

Units AU m kg s

= lightyear = feet = pound = miles per hour = newton = arcminute

o

''

= astronomical unit = meter = kilogram = second = degree = arcsecond

Conversion Factors 1 degree = 60 arcminutes = 3600 arcseconds 1 lyr = 5.878 x 1012 miles = 0.3066 parsecs = 63240 AU 1 mile = 5280 ft = 1609 m = 1.609 km 1 lb (mass on Earth only) = 0.4536 kg l lb (force or weight) = 4.448 N 2.997 m/s = 6.64 mph Letters and Symbols – Quantities with units in parentheses must be used with those units only. Quantities without units in parentheses can use any units as long as they are consistent in the particular equation. A ap c D d dRoc e F G M m peri R RS r M m vesc

= angular diameter (arcseconds) = aphelion or apogee or ap… = speed of light (m/s) = actual diameter = distance = Roche limit = eccentricity = force of gravity (N) = gravitational constant = mass (kg) = mass (kg) = perihelion or perigee or peri… = radius of primary = Schwarzchild radius (m) = distance from centers of objects (m) = density of primary = density of satellite = escape velocity (m/s)

= 2.997 x 108 m/s = 6.64 x 108 mph

= 6.674 x 10-11

Equations

𝐹=

𝐺𝑚1 𝑚2 𝑟2

2𝐺𝑀 𝑣𝑒𝑠𝑐 = √ 𝑟

𝑑𝑅𝑜𝑐

𝜌𝑀 3 = 2.44𝑅 ( ) 𝜌𝑚

1

𝑅𝑆 =

2𝐺𝑀 𝑐2

𝑒=

𝑎𝑝 − 𝑝𝑒𝑟𝑖 𝑎𝑝 + 𝑝𝑒𝑟𝑖

𝐷=

𝐴𝑑 206265

Astronomy Equation Sheet.pdf

consistent in the particular equation. A = angular diameter (arcseconds). ap = aphelion or apogee or ap... c = speed of light (m/s) = 2.997 x 108 m/s = 6.64 x 108 ...

259KB Sizes 4 Downloads 254 Views

Recommend Documents

Astronomy Astrophysics
amount of high-quality optical data for long-period variables, nicely complemented ... The data clearly indicate that TP-AGB stars start pulsat- .... ity evolution (L(t)) or use of the quiescent core mass-luminosity relation (Mc − L rel.); adoption

Cable Equation - GitHub
Cable Equation1. 1 Supplementary to the skeleton notes. OctoMiao. 31 March 2016. Some notes on cable equation and the solutions using Green's function.

Equation Key.pdf
Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. Equation Key.pdf. Equation Key.pdf. Open. Extract. Open with.

Astronomy in Vedic Times (Indian Astronomy ... -
But what is Vedic Times! ... UTTARASHADHA BUT IN ANCIENT TIMES (of Parashara) ..... square units making the area of the altar to be 3334 to 3345 units.

Quantum Astronomy
You see that identity objects in the solar system to the main quantum .... of the vacuum - CMEA, which is essentially a power vacuum and is equal ..... Paleozoic, in the past 250 million years in the evolution of living organisms, some apparent.

Astronomy Notes.pdf
The Big Bang Theory: · most widely accepted theory. · all matter and energy in the universe was in a very small. space 13.7 bya which "exploded" outward.