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diff --git a/ast/pal/palPvobs.c b/ast/pal/palPvobs.c
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-/*
-*+
-* Name:
-* palPvobs
-
-* Purpose:
-* Position and velocity of an observing station.
-
-* Language:
-* Starlink ANSI C
-
-* Type of Module:
-* Library routine
-
-* Invocation:
-* palPvobs( double p, double h, double stl, double pv[6] )
-
-* Arguments:
-* p = double (Given)
-* Latitude (geodetic, radians).
-* h = double (Given)
-* Height above reference spheroid (geodetic, metres).
-* stl = double (Given)
-* Local apparent sidereal time (radians).
-* pv = double[ 6 ] (Returned)
-* position/velocity 6-vector (AU, AU/s, true equator
-* and equinox of date).
-
-* Description:
-* Returns the position and velocity of an observing station.
-
-* Notes:
-* - The WGS84 reference ellipsoid is used.
-
-* Authors:
-* PTW: Pat Wallace (STFC)
-* DSB: David Berry (JAC, Hawaii)
-* {enter_new_authors_here}
-
-* History:
-* 2012-02-16 (DSB):
-* Initial version.
-* Adapted with permission from the Fortran SLALIB library.
-* {enter_further_changes_here}
-
-* Copyright:
-* Copyright (C) 1995 Rutherford Appleton Laboratory
-* Copyright (C) 2012 Science and Technology Facilities Council.
-* All Rights Reserved.
-
-* Licence:
-* This program is free software: you can redistribute it and/or
-* modify it under the terms of the GNU Lesser General Public
-* License as published by the Free Software Foundation, either
-* version 3 of the License, or (at your option) any later
-* version.
-*
-* This program is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-* GNU Lesser General Public License for more details.
-*
-* You should have received a copy of the GNU Lesser General
-* License along with this program. If not, see
-* <http://www.gnu.org/licenses/>.
-
-* Bugs:
-* {note_any_bugs_here}
-*-
-*/
-
-#include "pal.h"
-#include "palmac.h"
-#include "palmac.h"
-#include "pal1sofa.h"
-
-void palPvobs( double p, double h, double stl, double pv[6] ){
-
-/* Local Variables: */
- double xyz[3], z, r, s, c, v;
-
-/* Geodetic to geocentric conversion (WGS84 reference ellipsoid). */
- eraGd2gc( ERFA_WGS84, 0.0, p, h, xyz );
-
-/* Convert from metres to AU */
- r = xyz[ 0 ]/ERFA_DAU;
- z = xyz[ 2 ]/ERFA_DAU;
-
-/* Functions of ST. */
- s = sin( stl );
- c = cos( stl );
-
-/* Speed. */
- v = PAL__SR*r;
-
-/* Position. */
- pv[ 0 ] = r*c;
- pv[ 1 ] = r*s;
- pv[ 2 ] = z;
-
-/* Velocity. */
- pv[ 3 ] = -v*s;
- pv[ 4 ] = v*c;
- pv[ 5 ] = 0.0;
-
-}
-
-