pub fn parallax_ha(
    hh: f64,
    hm: f64,
    hs: f64,
    dd: f64,
    dm: f64,
    ds: f64,
    sw: String,
    gp: f64,
    ht: f64,
    hp: f64
) -> f64
Expand description

Calculate corrected hour angle in decimal hours.

Original macro name: ParallaxHA