 |
|
You are here: NRAO Public Wiki>ALMA Web>TWikiUsers>ToddHunter>CasaExtensions>ParallacticAngle (2015-06-19, ToddHunter)
Edit wiki text
Edit
Attach
Print version
parallacticAngle
Return to directory of Todd's CASA extensions Compute the instantaneous parallactic angle for a given RA/Dec. See also plotParallacticAngle.Usage:
au.parallacticAngle(radec, mjd=None, date=None, observatory='ALMA')Inputs:
- radec: a hexagesimal string, or list of floats: [RArad, Decrad]
- observatory: name of telescope (from CASA database)
- mjd: MJD to use
- date: date/time string to use
- If no date is specified, it uses the current date/time.
Example:
CASA <5>: au.parallacticAngle('17:51:00 09:39:00', date='2015-06-21 04:31')
MJD= 57194.18819, MJDseconds= 4941577860.0, JD= 2457194.68819
Out[5]: 178.17420355393764
-- ToddHunter - 2015-06-19 Edit | Attach | Print version | History: r1 | Backlinks | View wiki text | Edit wiki text | More topic actions
Topic revision: r1 - 2015-06-19, ToddHunter
ALMA
Copyright © by the contributing authors. All material on this collaboration platform is the property of the contributing authors. Ideas, requests, problems regarding NRAO Public Wiki? Send feedback