galpy.util.coords.cov_galcenrect_to_galcencyl

galpy.util.coords.cov_galcenrect_to_galcencyl(cov_galcenrect, phi)[source]

NAME:

cov_galcenrect_to_galcencyl

PURPOSE:

propagate uncertainties in galactocentric rectangular to galactocentric cylindrical coordinates

INPUT:

cov_galcenrect - uncertainty covariance in Galactocentric rectangular coords

OUTPUT:

cov(vR,vT,vz) [3,3]

HISTORY:

2018-03-22 - Written - Mackereth (LJMU)

2020-09-21- Moved to coords.py - Mackereth (UofT)