SLA_GALEQ

Galactic to J2000 α, δ

ACTION:
Transformation from IAU 1958 galactic coordinates to J2000.0 FK5 equatorial coordinates.
CALL:
CALL sla_GALEQ (DL, DB, DR, DD)
GIVEN:

DL,DB

D

galactic longitude and latitude [lII, bII]


RETURNED:

DR,DD

D

J2000.0 [α, δ]


NOTES:
(1)
All arguments are in radians.
(2)
The equatorial coordinates are J2000.0 FK5. Use the routine sla_GE50 if conversion to B1950.0 FK4 coordinates is required.