home *** CD-ROM | disk | FTP | other *** search
- ■■■DATA AND TABLES
- ■PHYSICAL CONSTANTS
-
- alpha particle mass 6.6442 e-27 kg
- atmospheric normal pressure 1.01325 e5 N/m∙m
- Avogadro's constant 6.02252 e23 /mole
- Boiling Point Elevation constant .51 °C/molal
- Boltzmann constant 1.38054 e-23 J/°K
- Coulomb's constant 8.9876 e9 N∙m∙m/C∙C
- Faraday's constant 9.6487 e4 C/equivalent
- Freeze Point depression constant 1.86 °C/molal
- Gas universal constant 8.3143 J/mol/°K
- Gas (perfect), normal volume of 2.24136 e-2 cubic meters/mole
- mean gravitational acceleration 9.80665 m/s∙s
- gravitational constant 6.67 e-11 meters cubed/kg/s∙s
- Planck's constant 6.6256 e-34 J∙s
- Rydberg's constant 1.0973731 e7 m-1
- speed of light in vacuum 2.997925 e8 m/s
- speed of sound at sea level & 20°C 3.44 e2 m/s
- unified atomic mass unit 1.660 e-27 kg
-
- ■SUBATOMIC PARTICLES
-
-
- e p n
- electron proton neutron
-
- rest mass (kg) 9.1091 e-31 1.67252 e-27 1.67482 e-27
- relative atomic mass* 5.4858 e-4 1.007276 1.008665
- charge C -1.6022 e-19 1.6022 e-19 ~0
- quantum spin 1/2 1/2 1/2
- radius (m) < 1 e-16 8 e-16 8 e-16
- magnetic moment 1.001 uB 2.793 uN -1.913 uN
-
-
- proton/electron mass ratio 1836:1
-
-
- *mass relative to Carbon 12 = 12
-
- ■SOLAR SYSTEM DATA
-
- mass rel. mean solar orbital mean diameter Grav.
- to earth distance period density accel.
- (e6 k) (days) (e6 m) (m/s∙s)
- Sun 332,999.0 -- -- 1.410 1390. 273.720
- Mercury 0.0532 57.95 87.97 5.431 5.14 3.578
- Venus 0.8167 108. 224.70 5.256 12.6 8.874
- Earth 1.0000 149.5 365.26 5.519 12.74 9.807
- Mars 0.10734 228. 686.98 3.907 6.86 3.740
- Jupiter 317.929 778. 4332.59 1.337 144.0 26.010
- Saturn 95.0661 1426. 10759.20 0.688 121.0 11.170
- Uranus 14.521 2869. 30685.93 1.603 53.4 10.490
- Neptune 17.177 4495. 60187.64 2.272 49.8 13.250
- Pluto .1806 5900. 90885.00 1.65 ---- 2.210
- Luna 0.01228 .38 t 27.32 t 3.342 3.48 1.67
-
- t = relative to Earth
-
- ■EARTH DATA
-
- diameter 12.74 e6 meters
- equatorial radius 6378388.0 meters
- polar radius 6356912.0 meters
- mean radius 6371331.3 meters
- mass 5983 e24 kg
- total mean density 5.522 g/cm3
- density of continental crust 2.67 g/cm3
- gravitational acceleration 9.80 m/ss
- land area 148.847 e6 km2
- ocean area 361.254 e6 km2
- rotational period 86164 seconds
- mean orbital speed 29.77 km/s
- orbital period 365.26 days
- mean solar distance 149.5 e6 km
- aphelion distance 152.1 e6 km
- perihelion distance 147.1 e6 km
-
- ■■end of the line
-
-