API Reference / topocentricEcl · function
Function: topocentricEcl()
function topocentricEcl(
lon,
lat,
distAu,
lst,
obsLat,
altM,
eps): [number, number, number];
Diurnal parallax in ecliptic coordinates (Meeus ch. 11/40). lst = local apparent sidereal time (rad). Returns [lon, lat, distAu].
Parameters
| Parameter | Type |
|---|---|
lon | number |
lat | number |
distAu | number |
lst | number |
obsLat | number |
altM | number |
eps | number |
Returns
[number, number, number]