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SUBPROGRAM SPECIFICATIONS
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SLA_FLOTIN - Decode a Real Number
SLA_GALEQ - Galactic to J2000
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
RETURNED:
DR,DD
D
J2000.0
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.
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SLA_GALSUP - Galactic to Supergalactic
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SUBPROGRAM SPECIFICATIONS
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SLA_FLOTIN - Decode a Real Number
SLALIB --- Positional Astronomy Library
Starlink User Note 67
P. T. Wallace
12 October 1999
E-mail:ptw@star.rl.ac.uk