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Gaia data, Pan-STARRS photometry, and stream selection masks for the region around the GD-1 stream

Price-Whelan, Adrian M.; Bonaca, Ana


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{
  "description": "<p>This file contains:</p>\n\n<ul>\n\t<li>relevant columns from Gaia DR2</li>\n\t<li>Pan-STARRS (PS1) photometry (grizy)</li>\n\t<li>de-reddened PS1 photometry (g0, r0, etc.)</li>\n\t<li>binary masks to apply to select out stars that pass our proper motion and color-magnitude diagram selection (pm_mask, gi_cmd_mask)</li>\n\t<li>a binary mask to apply to select out stars in the stream track defined in <a href=\"https://arxiv.org/abs/1805.00425\">Price-Whelan &amp; Bonaca (2018) </a>(stream_track_mask)</li>\n\t<li>GD-1 positional coordinates (phi1, phi2)</li>\n\t<li>Proper motions in the GD-1 coordinate system (pm_phi1_cosphi2, pm_phi2)</li>\n\t<li>Proper motions in the GD-1 coordinate system, corrected for solar reflex motion (pm_phi1_cosphi2_no_reflex, pm_phi2_no_reflex)</li>\n</ul>\n\n<p>To select out probable members of the GD-1 stream in, e.g., Python, use:</p>\n\n<pre><code class=\"language-python\">from astropy.table import Table\ntbl = Table.read('gd1-with-masks.fits')\ntbl = tbl[tbl['pm_mask'] &amp; tbl['gi_cmd_mask']]</code></pre>\n\n<p>To select out only stars within the stream track identified in <a href=\"https://arxiv.org/abs/1805.00425\">Price-Whelan &amp; Bonaca (2018)</a>, do:</p>\n\n<pre><code class=\"language-python\">from astropy.table import Table\ntbl = Table.read('gd1-with-masks.fits')\ntbl = tbl[tbl['pm_mask'] &amp; tbl['gi_cmd_mask'] &amp; tbl['stream_track_mask']</code></pre>\n\n<pre>\n&nbsp;</pre>", 
  "license": "http://creativecommons.org/licenses/by/4.0/legalcode", 
  "creator": [
    {
      "affiliation": "Princeton University", 
      "@id": "https://orcid.org/0000-0003-0872-7098", 
      "@type": "Person", 
      "name": "Price-Whelan, Adrian M."
    }, 
    {
      "affiliation": "Harvard University", 
      "@id": "https://orcid.org/0000-0002-7846-9787", 
      "@type": "Person", 
      "name": "Bonaca, Ana"
    }
  ], 
  "url": "https://zenodo.org/record/1295543", 
  "datePublished": "2018-06-21", 
  "version": "1.0", 
  "@context": "https://schema.org/", 
  "distribution": [
    {
      "contentUrl": "https://zenodo.org/api/files/17eea8ed-63ef-40da-bcf8-11483e4b9b12/gd1-with-masks.fits", 
      "@type": "DataDownload", 
      "fileFormat": "fits"
    }
  ], 
  "identifier": "https://doi.org/10.5281/zenodo.1295543", 
  "@id": "https://doi.org/10.5281/zenodo.1295543", 
  "@type": "Dataset", 
  "name": "Gaia data, Pan-STARRS photometry, and stream selection masks for the region around the GD-1 stream"
}
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