Expand docstrings of ErfaAstromInterpolator
Expand docstrings of ErfaAstromInterpolator

aleksandr-bakanov/astropy,pllim/astropy,astropy/astropy,pllim/astropy,dhomeier/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,astropy/astropy,dhomeier/astropy,pllim/astropy,dhomeier/astropy,aleksandr-bakanov/astropy,saimn/astropy,larrybradley/astropy,lpsinger/astropy,pllim/astropy,saimn/astropy,mhvk/astropy,mhvk/astropy,StuartLittlefair/astropy,astropy/astropy,saimn/astropy,larrybradley/astropy,StuartLittlefair/astropy,mhvk/astropy,astropy/astropy,saimn/astropy,StuartLittlefair/astropy,larrybradley/astropy,dhomeier/astropy,lpsinger/astropy,larrybradley/astropy,saimn/astropy,aleksandr-bakanov/astropy,lpsinger/astropy,lpsinger/astropy,dhomeier/astropy,mhvk/astropy,mhvk/astropy,larrybradley/astropy,lpsinger/astropy,pllim/astropy,aleksandr-bakanov/astropy,astropy/astropy