Astronomy System¶

Namespace: mp_units::astronomy

Module: mp_units.systems

Header: <mp-units/systems/astronomy.h>

Units¶

Unit Name	Symbol	unit_symbol	Definition
`Julian_year`	a	`a`	`mag_ratio<365'25, 100> * day`
`century`	c	`c`	`mag<100> * Julian_year`
`day`	D	`D`	`non_si::day`
`gaussian_gravitational_constant`	k	`k`	`mag_ratio<1'720'209'895, 100'000'000'000> * pow<3, 2>(iau::astronomical_unit) / pow<1,2>(iau::solar_mass) / day`
`jansky`	Jy	`Jy`	`mag_power<10, -26> * si::watt / square(si::metre) / si::hertz`
`light_year`	ly	`ly`	`mag<9'460'730'472'580'800> * si::metre`
`lunar_distance`	LD	`LD`	`mag<384'399> * si::kilo<si::metre>`
`millennium`	ka	`ka`	`mag<1000> * Julian_year`
`sidereal_day`	D_sid	`D_sid`	`mag_ratio<86'164'0905, 1'000'000> * si::second`
`tropical_year`	a_trop	`a_trop`	`mag_ratio<365'242189, 1'000'000> * day`