#-----------------------------------------------------------------------------
# WCSLIB 8.7 - an implementation of the FITS WCS standard.
# Copyright (C) 1995-2026, Mark Calabretta
#
# This file is part of WCSLIB.
#
# WCSLIB 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.
#
# WCSLIB 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 Public License
# along with WCSLIB.  If not, see http://www.gnu.org/licenses.
#
# Author: Mark Calabretta, Australia Telescope National Facility, CSIRO.
# http://www.atnf.csiro.au/computing/software/wcs
# $Id: TPV3.keyrec,v 8.7 2026/05/11 12:01:10 mcalabre Exp $
#-----------------------------------------------------------------------------
#
# FITS header keyrecords used for testing the handling of the "TPV" projection
# by wcsset() and the disprm routines.
#
# Use 'tofits' (supplied) to convert this file to proper FITS format via
#
#     tofits < TPV3.keyrec > TPV3.fits
#
# Lines in this file beginning with '#' are ignored by tofits.
#
#-----------------------------------------------------------------------------
SIMPLE  =                    T / Conforms to FITS standard
BITPIX  =                  -32 / IEEE single precision floating point
NAXIS   =                    2 / 2 image axes
NAXIS1  =                 6576 / Length of image axis 1
NAXIS2  =                 4384 / Length of image axis 2

CRPIX1  =        3457.58912502 / Pixel coordinate of reference point
CRPIX2  =        3919.07710596 / Pixel coordinate of reference point
CD1_1   =   -0.000587002241853 / [deg] CD matrix element
CD1_2   =     0.00360787927542 / [deg] CD matrix element
CD2_1   =    -0.00362163438798 / [deg] CD matrix element
CD2_2   =   -0.000580351756267 / [deg] CD matrix element
CUNIT1  = 'deg'                / Degree units are required
CUNIT2  = 'deg'                / Degree units are required
CTYPE1  = 'RA---TPV'           / TAN (gnomonic) projection + distortions
CTYPE2  = 'DEC--TPV'           / TAN (gnomonic) projection + distortions
CRVAL1  =        10.4952305915 / [deg] Right ascension at the reference point
CRVAL2  =        56.0880413226 / [deg] Declination at the reference point

PV1_1   =   0.9999999999999999 / TPV distortion coefficient
PV1_2   = -2.7755575615628E-17 / TPV distortion coefficient
PV1_4   = -0.00150750505215681 / TPV distortion coefficient
PV1_5   = 0.000427298584808077 / TPV distortion coefficient
PV1_6   = 8.76972893890681E-05 / TPV distortion coefficient
PV1_7   = 2.29966520990431E-05 / TPV distortion coefficient
PV1_8   = -3.9316829011117E-06 / TPV distortion coefficient
PV1_9   = 1.40867509149248E-05 / TPV distortion coefficient
PV1_10  = 3.33667733204711E-07 / TPV distortion coefficient
PV2_1   =   0.9999999999999999 / TPV distortion coefficient
PV2_4   = 0.000391307204440982 / TPV distortion coefficient
PV2_5   = -0.00168111794704401 / TPV distortion coefficient
PV2_6   = -1.8248158541118E-05 / TPV distortion coefficient
PV2_7   = 1.62848844178357E-05 / TPV distortion coefficient
PV2_8   = -3.5921620201472E-06 / TPV distortion coefficient
PV2_9   = 2.05773235566454E-05 / TPV distortion coefficient
PV2_10  = 1.87652561761008E-06 / TPV distortion coefficient

LONPOLE =                180.0 / [deg] Native longitude of the NCP
LATPOLE =                  0.0 / [deg] Native latitude  of the NCP
EQUINOX =               2000.0 / [yr] Equinox of equatorial coordinates

END
