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author | Aaron LI <aly@aaronly.me> | 2017-06-11 16:15:54 +0800 |
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committer | Aaron LI <aly@aaronly.me> | 2017-06-11 16:15:54 +0800 |
commit | 156ea20569bc166e217b53e0e4eb5f668314633e (patch) | |
tree | 7b589816c89d32b68370479274db607b25deadc1 /python/radec2deg.py | |
parent | 2e796f38dbdc1044c13a768c76fa733ad07b9829 (diff) | |
download | atoolbox-156ea20569bc166e217b53e0e4eb5f668314633e.tar.bz2 |
Move some tools for better management
Diffstat (limited to 'python/radec2deg.py')
-rwxr-xr-x | python/radec2deg.py | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/python/radec2deg.py b/python/radec2deg.py deleted file mode 100755 index 9966095..0000000 --- a/python/radec2deg.py +++ /dev/null @@ -1,96 +0,0 @@ -#!/usr/bin/env python3 -# -*- coding: utf-8 -*- -# -# Aaron LI -# Created: 2015-04-17 -# Updated: 2016-06-30 -# - -""" -Convert the coordinates data in format (??h??m??s, ??d??m??s) -to format (degree, degree). -""" - -import os -import sys -import re -import getopt -import math - - -USAGE = """Usage: - %(prog)s [ -h ] -i coords_file - -Required arguments: - -i, --infile - infile containing the coordinates - -Optional arguments: - -h, --help -""" % {'prog': os.path.basename(sys.argv[0])} - - -def usage(): - print(USAGE) - - -def ra2deg(h, m, s): - return h * 15.0 + m * 15.0/60.0 + s * 15.0/3600.0 - - -def dec2deg(d, m, s): - if (d >= 0): - sign = 1.0 - else: - sign = -1.0 - return sign * (math.fabs(d) + m/60.0 + s/3600.0) - - -def s_ra2deg(hms): - h, m, s = map(float, re.sub('[hms]', ' ', hms).split()) - return h * 15.0 + m * 15.0/60.0 + s * 15.0/3600.0 - - -def s_dec2deg(dms): - d, m, s = map(float, re.sub('[dms]', ' ', dms).split()) - if (d >= 0): - sign = 1.0 - else: - sign = -1.0 - return sign * (math.fabs(d) + m/60.0 + s/3600.0) - - -def calc_offset(coord1, coord2): - ra1, dec1 = coord1 - ra2, dec2 = coord2 - return math.sqrt((ra1-ra2)**2 + (dec1-dec2)**2) - - -def main(): - try: - opts, args = getopt.getopt(sys.argv[1:], "hi:", - ["help", "infile="]) - except getopt.GetoptError as err: - print(err) - usage() - sys.exit(2) - for opt, arg in opts: - if opt in ("-h", "--help"): - usage() - sys.exit(1) - elif opt in ("-i", "--infile"): - infile = arg - else: - assert False, "unhandled option" - - for line in open(infile): - if re.match(r"^\s*#", line) or re.match(r"^\s*$", line): - continue - ra, dec = line.split() - ra_deg = s_ra2deg(ra) - dec_deg = s_dec2deg(dec) - print("%.8f %.8f" % (ra_deg, dec_deg)) - - -if __name__ == "__main__": - main() |