measures.rise - Function

get rise and set sidereal time

Synopsis
rise(crd, ev)

Arguments

crd	in	direction of source
		Allowed:	direction measure
ev	in	elevation limit
		Allowed:	angle quantity
		Default:	'5deg'

Returns
record with rise and set siodereal time quantities; or a 2 element string with below or above

Description
rise will give the rise/set hour-angles of a source. It needs the position in the frame, and a time. If the latter is not set, the current time will be used.

Example

- dm.rise(dm.direction('sun'))
[rise=[value=267.12445, unit=deg], set=[value=439.029964, unit=deg]] 
- dq.form.long(dm.rise(dm.direction('sun')).rise)
17:48:29.868

Next: measures.riseset - Function Up: measures - Tool Previous: measures.torestfrequency - Function Contents Index

	Package	general
	Module	measures
	Tool	measures