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Six base units are included in the Bully Metric system. Two variants of the apan are defined as spacetime units. Three variants of the nat are defined as transformation units. And the symbol "e" is used to represent elementary charge (the charge of a single electron).

The term bully pulpit, meaning "superb" or "wonderful", was coined by United States President Theodore Roosevelt, founder of the Bull Moose Party.

The Bully Metric system was named in honor of actor Robin Williams' portrayal of US president Teddy Roosevelt. Roosevelt frequently used of the word "bully" and coined the phrase "bully pulpit". As noted in Merriam-Webster's dictionary, bully had a positive connotation through much of history.

Bully spacetime units were originally derived from the orbital periods of various Solar System bodies. In particular, the number of seconds in Earth's sidereal year is 31558150 s = 10330 * 3055 s. Large astronomical objects, such as Sagittarius A*, the Sun, and the Solar System's giant planets, can be thought of as bullies both in the traditional meaning of "beautiful", but also in the modern meaning of being intimidating and threatening. The bullies, in Bully Metric, are Sagittarius A*, the Sun, and giant planets like Jupiter and Saturn.

Spacetime Units

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ta = 30.55 femtoseconds (exact)

la = c × 30.55 femtoseconds (exact)
   = 9.1586595919 micrometers (exact)

The time apan (or timepan) (symbol ta) is by definition exactly 30.55 femtoseconds. The length apan (or lightpan or lengthpan) (symbol la) is by definition the distance light travels in vacuum in 30.55 femtoseconds. The scale of the Apan was selected so that the age and diameter of the visible Universe are approximately thirty orders of magnitude larger than the Apan, whereas the Planck time and Planck length are approximately thirty orders of magnitude smaller than the Apan.

The Bully Metric time unit
The Bully Metric length unit
Bully Timestamps (GitHub)

Transformation Units

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En = 1.380649 x 10-23 joule / kelvin (exact)

Rn = (c3 / G) (exact)
   ≈ 4.0370 × 1035 kilogram / second (approximate)

An = 4 / (2π × KJ2 × RJ)  (exact)
   = 1.05457182 × 10-34 joule second (approximate)

e = 2 / (KJ × RJ) (exact)
  = 1.60217663 × 10-19 coulombs (approximate)
Table 1: Gravitational Mass
Body mass
Sun 161227199.623(5) Rn ta
Earth 484.2442275(10) Rn ta
Moon 5.9587358(11) Rn ta

The infonat (natural unit of entropy) (symbol En) is defined such that for an ideal gas in a given macrostate, the entropy of the gas divided by the natural logarithm of the number of real microstates would be equivalent to one infonat.

The rapinat (natural unit of rapidity) (symbol Rn) is defined such that an object with a standard gravitational parameter equal to the speed of light in vacuum cubed multiplied by 30.55 femtoseconds, will have a gravitational mass of one rapinat timepan. The dwarf planet Pluto has a gravitational mass of roughly one rapinat timepan. Earth's moon has a gravitational mass of approximately six rapinat timepan. It would take roughly six Pluto sized objects smashed together to form something with the mass of the Earth's moon. The first three digits of the Earth's mass can be approximated using the following: 1 Rn kta / (2 * 1.033) = 484 Rn ta. A few example masses are shown in Table 1.

Table 2: Quantum Rest Energy
Particle rest energy
Neutron 43608632955 An / ta
Proton 43548604715 An / ta
Electron 23717311.411 An / ta
Neutrino < 5.57 An / ta
Graviton < 3.6 An / Zta

The actionat (natural unit of action) (symbol An), and elementary charge (symbol e), are defined such that if a Josephson Junction were exposed to microwave radiation of frequency 2 / 30.55 picoseconds (≈ 65.4664484 gigahertz), then the junction would form equidistant Shapiro steps with separation of 2π actionats per kilo-time-apan electron. Also,the quantum Hall effect will have resistance steps of multiples of 2π actionats per electron squared. A few example rest energies are listed in Table2.

Normalized Physical Constants

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The definitions of the Bully Metric system ensure normalization of the speed of light (c), Newton's gravitational constant (G), the Boltzmann constant (kB), the reduced Planck constant (ħ), and the elementary charge (e):

(exact)

(exact)

(exact)

(exact)

(exact)

Physics Applications

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The Bohr Atomic Model using Bully Metric units

Planck units and the Bully Metric

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Table 3 below was taken from the Wikipedia Planck units article:

Table 3: Modern values for Planck's original choice of quantities
Name Expression Value (SI units)
Planck time   5.391247(60)×10−44 s
Planck length   1.616255(18)×10−35 m
Planck mass   2.176434(24)×10-8 kg
Planck temperature   1.416784(16)×1032 K

Planck to Bully conversion constant

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Since c, G, kB, and ħ are all normalized in the Bully system, this ensures that Bully units have a simple relationship with Planck's units. In fact, multiplying each value from Table 3 by 0.566660, results in the corresponding Bully value multiplied by 10-30:

0.566660 × tP = 1.00001(11) × 10-30 ta
0.566660 × lP = 1.00001(11) × 10-30 la
0.566660 × mP = 1.00001(11) × 10-30 Rn ta

Table 4 below uses algebraic substitution to illustrate that there is one unique multiplicative constant that converts between Planck and Bully values. When Planck energy is included in the table (see "Planck energy" row in Table 4), one finds that the Planck to Bully conversion factor for energy is the inverse of the mass, time, and length conversion factor.

Table 4: Planck's units relationship with Bully units
Name Expression
Planck time  
Planck length  
Planck mass  
Planck energy  
Planck temperature  
 

The meaning of Planck units

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The Planck length and time are understood to represent the smallest meaningful size of each quantity. Looking at small objects through a microscope requires energy. If one were to build a microscope powerful enough to see objects at Planck length or smaller, the microscope would use so much energy that a black hole would form. In fact, the existence of objects on the Planck scale would cause a black hole.

Unlike the Planck length and time, the Planck mass of 2.176434(24)×10-8 kg is not a minimum value, but rather, it is a crossover point. The Planck mass represents the boundary between gravitation and quantum mechanics. If an object has a mass much larger than the Planck mass then gravitational effects will become more important. If the mass is much smaller than the Planck mass then quantum mechanical effects will be more important.

Visible universe and the Bully Metric

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The scale of the Apan was selected so that the age and diameter of the visible Universe are approximately thirty orders of magnitude larger than the Apan, whereas the Planck time and Planck length are approximately thirty orders of magnitude smaller than the Apan. The universe is currently understood to be 13.7 billion years old, which is 14.15 × 1030 ta in Bully units. The radius of the visible universe is 46.508 billion light years, which is 48.04 × 1030 la in Bully units.

The apan prefix table

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SI prefixes have the same meaning and conventions when used with apan variants as they have when used with standard SI units. See Table 5 below for the list of SI prefixes used with apan variants. Also shown in the table are the smallest (Planck scale) and largest (Visible Universe) values for each unit.

Table 5: The apan prefix table
Prefix Spacetime Symbols
Name Symbol Base 10 Time Length Charge
Maximum Value
(Observable Universe)
   
quetta Q 1030 Qta Qla Qe
ronna R 1027 Rta Rla Re
yotta Y 1024 Yta Yla Ye
zetta Z 1021 Zta Zla Ze
exa E 1018 Eta Ela Ee
peta P 1015 Pta Pla Pe
tera T 1012 Tta Tla Te
giga G 109 Gta Gla Ge
mega M 106 Mta Mla Me
kilo k 103 kta kla ke
100 ta la e
milli m 10−3 mta mla me
micro μ 10−6 μta μla μe
nano n 10−9 nta nla ne
pico p 10−12 pta pla pe
femto f 10−15 fta fla fe
atto a 10−18 ata ala ae
zepto z 10−21 zta zla ze
yocto y 10−24 yta yla ye
ronto r 10−27 rta rla re
quecto q 10−30 qta qla qe
Minimum value
(Planck Scale)
   

The Mass/Momentum/Energy prefix table

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Mass, Momentum, and Energy are compound units in the Bully system. Table 6 below lists SI prefixes used with the rapinat for gravitational masses, and with the actionat for quantum mechanical masses. Also shown in the table is the Planck scale cross-over value where gravitational and quantum effects meet.

Table 6: The Mass/Momentum/Energy prefix table
Prefix Bully Metric Symbols
Name Symbol Base 10 Mass Momentum Energy
quetta Q 1030 Rn Qta Rn Qla Rn c Qla
Observable Universe Mass = 480 Rn Rta
ronna R 1027 Rn Rta Rn Rla Rn c Rla
yotta Y 1024 Rn Yta Rn Yla Rn c Yla
zetta Z 1021 Rn Zta Rn Zla Rn c Zla
exa E 1018 Rn Eta Rn Ela Rn c Ela
peta P 1015 Rn Pta Rn Pla Rn c Pla
tera T 1012 Rn Tta Rn Tla Rn c Tla
giga G 109 Rn Gta Rn Gla Rn c Gla
mega M 106 Rn Mta Rn Mla Rn c Mla
kilo k 103 Rn kta Rn kla Rn c kla
Earth Mass = 484 Rn ta
100 Rn ta Rn la Rn c la
milli m 10−3 Rn mta Rn mla Rn c mla
micro μ 10−6 Rn μta Rn μla Rn c μla
nano n 10−9 Rn nta Rn nla Rn c nla
pico p 10−12 Rn pta Rn pla Rn c pla
femto f 10−15 Rn fta Rn fla Rn c fla
atto a 10−18 Rn ata Rn ala Rn c ala
zepto z 10−21 Rn zta Rn zla Rn c zla
yocto y 10−24 Rn yta Rn yla Rn c yla
ronto r 10−27 Rn rta Rn rla Rn c rla
quecto q 10−30 Rn qta Rn qla Rn c qla
Crossover value
(Planck Scale)
(21.765 micro-grams)
     
     
quecto q 10−30 An / c qla An / qla An / qta
ronto r 10−27 An / c rla An / rla An / rta
yocto y 10−24 An / c yla An / yla An / yta
zepto z 10−21 An / c zla An / zla An / zta
atto a 10−18 An / c ala An / ala An / ata
femto f 10−15 An / c fla An / fla An / fta
pico p 10−12 An / c pla An / pla An / pta
nano n 10−9 An / c nla An / nla An / nta
micro μ 10−6 An / c μla An / μla An / μta
milli m 10−3 An / c mla An / mla An / mta
1.00 electronvolt = 46.414 An / ta
100 An / c la An / la An / ta
kilo k 103 An / c kla An / kla An / kta
mega M 106 An / c Mla An / Mla An / Mta
giga G 109 An / c Gla An / Gla An / Gta
tera T 1012 An / c Tla An / Tla An / Tta
peta P 1015 An / c Pla An / Pla An / Pta
exa E 1018 An / c Ela An / Ela An / Eta
zetta Z 1021 An / c Zla An / Zla An / Zta
yotta Y 1024 An / c Yla An / Yla An / Yta
ronna R 1027 An / c Rla An / Rla An / Rta
quetta Q 1030 An / c Qla An / Qla An / Qta

Traditional Units

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Bully variations of traditional units of measure may be accepted for use within the Bully system, provided the traditional unit is not uniquely defined, or used in contexts that will cause confusion with a competing Bully definition, and provided the Bully definition is a simple integer multiple of Bully base units.

The following traditional units are accepted for use within the Buly system:

References

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  1. (Merriam-Webster. (n.d.). Bully. In Merriam-Webster.com dictionary. Retrieved May 16, 2024, from https://www.merriam-webster.com/dictionary/bully)