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author | Aaron LI <aly@aaronly.me> | 2017-08-27 15:38:14 +0800 |
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committer | Aaron LI <aly@aaronly.me> | 2017-08-27 15:38:14 +0800 |
commit | 8fe6cfe2e78c21aeef10f39c90289a7cda38dced (patch) | |
tree | 5f8e8920cd24c8ce1d8e274eb2788196b976f285 /bin/fg21sim-download-cluster-data | |
parent | 9ed7dda1244b0c3a70cb98ff649957efcd3b8f74 (diff) | |
download | fg21sim-8fe6cfe2e78c21aeef10f39c90289a7cda38dced.tar.bz2 |
Delete obsolete script: bin/fg21sim-download-cluster-data
Diffstat (limited to 'bin/fg21sim-download-cluster-data')
-rwxr-xr-x | bin/fg21sim-download-cluster-data | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/bin/fg21sim-download-cluster-data b/bin/fg21sim-download-cluster-data deleted file mode 100755 index c1aafc5..0000000 --- a/bin/fg21sim-download-cluster-data +++ /dev/null @@ -1,163 +0,0 @@ -#!/usr/bin/env python3 -# -# Copyright (c) 2016-2017 Weitian LI <weitian@aaronly.me> -# MIT license - -""" -Retrieve the galaxy cluster catalog simulated by the *Hubble Volume Project*: - - http://wwwmpa.mpa-garching.mpg.de/galform/virgo/hubble/ - -The data used by this package is the *cluster catalog* of the *deep wedge* -assuming the *ΛCMD* lightcone geometry, -and can be downloaded from: - - http://www.mpa-garching.mpg.de/galform/virgo/hubble/lcdm.DW.tar.gz - -The catalog data is downloaded, extracted, transformed, and finally saved -to a CSV file. - - -Catalog Description -------------------- -The Hubble Volume Project is a joint effort of the Virgo Consortium and -Collaborators in U.S., Canada, U.K., and Germany. To study the formation -of clusters of galaxies, filaments and void-structures, a significant -fraction of the entire observable Universe is modeled and simulated by -employing one billion (1e9) mass particles. [Evard2002]_ - -The ΛCDM cosmological model, one of the two models adopted by the Project, -has the following parameters: - - Ω_m = 0.3, Ω_Λ = 0.7, h = 0.7, σ_8 = 0.9 - Cube side length: 3000 h^-1 Mpc - Main slice: 3000 x 3000 x 30 h^-3 Mpc^3 - P^3M: z_init = 35, s = 100 h^-1 kpc - 1000^3 particles, 1024^3 mesh - M_particle = 2.25e12 h^-1 M_⊙ - -The retrieved catalog of the galaxy clusters is derived from a *spherical -overdensity* method applied to the *deep wedge* light-cone particle data, -with overdensity threshold Δ=200. The deep wedge lightcone covers -10x10 deg^2, with a maximum LoS distance of 5100 h^-1 Mpc, and a redshift -coverage limit of 4.37. The coordinates used in the catalog are mapped -to 0-1 unit, and as for the deep wedge catalog, the origin is at (0, 0, 0), -and is directed toward (1, 1, 1). - - -References ----------- -.. [Evard2002] - Evard, A. E. et al., - "Galaxy Clusters in Hubble Volume Simulations: Cosmological Constraints - from Sky Survey Populations", - 2002, ApJ, 573, 7-36, - http://adsabs.harvard.edu/abs/2002ApJ...573....7E -""" - - -import os -import sys -import re -import argparse -import logging -import csv -import urllib.request -import tarfile - -from fg21sim.share import CONFIGS -from fg21sim.utils import setup_logging - - -# URL to the simulated galaxy cluster catalog data -DATA_URL = "http://www.mpa-garching.mpg.de/galform/virgo/hubble/lcdm.DW.tar.gz" - - -def main(): - outfile_default = "HVP_LCDM_DeepWedge_Catalog.csv" - - parser = argparse.ArgumentParser( - description="Retrieve Simulated galaxy cluster catalog data") - parser.add_argument("outfile", nargs="?", default=outfile_default, - help="output CSV file to save the catalog data " + - "(default: %s)" % outfile_default) - parser.add_argument("-U", "--url", default=DATA_URL, - help="URL to Green's SNRs catalog summary page " + - "or a local HTML file (default: %s)" % DATA_URL) - parser.add_argument("-C", "--clobber", action="store_true", - help="overwrite the existing output file") - parser.add_argument("-l", "--log", dest="loglevel", default=None, - choices=["DEBUG", "INFO", "WARNING", - "ERROR", "CRITICAL"], - help="set the log level") - parser.add_argument("-L", "--logfile", default=None, - help="filename where to save the log messages") - parser.add_argument("-Q", "--quiet", action="store_true", - help="be quiet so do not log messages to screen") - args = parser.parse_args() - - log_stream = "" if args.quiet else None - setup_logging(dict_config=CONFIGS.logging, - level=args.loglevel, - stream=log_stream, - logfile=args.logfile) - tool = os.path.basename(sys.argv[0]) - logger = logging.getLogger(tool) - logger.info("COMMAND: {0}".format(" ".join(sys.argv))) - - if os.path.exists(args.outfile) and (not args.clobber): - raise IOError("output file already exists: %s" % args.outfile) - - basename = os.path.splitext(args.outfile)[0] - fn_catalog = basename + ".tar.gz" - fn_catalogtxt = basename + ".txt" - - logger.info("Downloading the catalog data from: {0}".format(args.url)) - urllib.request.urlretrieve(args.url, fn_catalog) - logger.info("Done download the catalog as file: {0}".format(fn_catalog)) - - logger.info("Extract the catalog data from the downloaded archive ...") - tf = tarfile.open(fn_catalog) - members = tf.getmembers() - if len(members) != 1: - raise ValueError("Catalog should contain only 1 file, but got %d" % - len(members)) - m0 = members[0] - tf.extract(m0) - tf.close() - os.rename(m0.name, fn_catalogtxt) - logger.info("Done extract catalog data to file: %s" % fn_catalogtxt) - - # Data column names - header = ["m", "redshift", "sigma", "ip", "x", "y", "z", "vx", "vy", "vz"] - with open(args.outfile, "w") as csvfile: - csvwriter = csv.writer(csvfile) - csvwriter.writerow(header) - i = 0 - for line in open(fn_catalogtxt): - if re.match(r"^\s*#|^\s*$", line): - # Ignore comment and blank line - continue - values = line.split() - if len(header) != len(values): - raise ValueError("Invalid line: '{0}'".format(line)) - values = [ - int(values[0]), # m: number of particles - float(values[1]), # redshift - float(values[2]), # sigma: measured 1D velocity dispersion - int(values[3]), # ip: parent flag - float(values[4]), # x: cluster X location in 0-1 units - float(values[5]), # y: cluster Y location in 0-1 units - float(values[6]), # z: cluster Z location in 0-1 units - float(values[7]), # vx: physical peculiar velocity [km/s] - float(values[8]), # vy: physical peculiar velocity [km/s] - float(values[9]), # vz: physical peculiar velocity [km/s] - ] - i += 1 - csvwriter.writerow(values) - logger.info("Catalog data contains %d clusters" % i) - logger.info("Cluster catalog data write to: %s" % args.outfile) - - -if __name__ == "__main__": - main() |