Calculator

	A	B	C	D	E	G	H	I	J	K
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2						Velocity of light	c	=	3,00E+08	m/s
3	A mass of 1 kg	has an energy of				Planck constant	h	=	6,63E-27	J s
4		E=mc2=	8,99E+16	J		Gravitational constant	G	=	6,67E-08	cm3 g-1 s-2
5						Electron charge	e	=	1,60E-19	C
6	1 coulomb weighs:	(1/e )*m_e	5,69E-12	kg		Mass of electron	m_e	=	9,11E-31	kg
7						Mass of proton	m_p	=	1,67E-27	kg
8	Sun in joules		M_sun * mc2=	1,79E+47	J	Mass of neutron	m_n	=	1,67E-27	kg
9						Mass of hydrogen	m_H	=	1,67E-24	kg
10						Atomic mass unit	amu	=	1,66E-27	kg
11	A parsec on walk...		t=s/v=1pc[m]/([5m/s])	6,17E+17	s	Avagadro's number	N_A	=	6,02E+23
12			in years:	6,172E+17	s *	Boltzmann constant	k	=	1,38E-23	J K-1
13				3,17E-08	yr/s	Electron volt	ev	=	1,60E-19	J
14			=	1,96E+10	years	Rad'n density constant	a	=	7,56E-16	J m-3 K-4
15						Stefan-Boltzmann const	sigma	=	1,38E-23	J m-2 K-4 s-1
16						Fine structure constant	\alpha	=	0,00729735308
17						Rydberg constant	R	=	2,18E-18	J
18						Year	yr	=	3,16E+07	s
19						Astronomical unit	AU	=	1,50E+11	m
20						Parsec	pc	=	3,09E+18	m
21						Light year	ly	=	9,46E+15	m
22						Solar mass	M_sun	=	1,99E+30	kg
23						Solar radius	R_sun	=	6,96E+08	m
24						Solar Luminosity	L_sun	=	3,90E+26	J s-1
25						Solar Temperature	T_sun	=	5780	K
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