{
  "id": 252131,
  "title": "The 15 Parameters",
  "url": "/competitions/g2net-gravitational-wave-detection/discussion/252131",
  "author_name": "",
  "post_date": "2021-07-10T17:44:19.994627300Z",
  "votes": 8,
  "comment_count": 1,
  "views": 0,
  "content": "<p>15 parameters for a quasicircular binary black hole are as follows:</p>\n<ul>\n<li>detector-frame component masses : m1 &amp; m2</li>\n<li>time of coalescence at geocenter: tc</li>\n<li>reference phase: φc</li>\n<li>sky position (right ascension α and declination δ)</li>\n<li>luminosity distance: dL </li>\n<li>inclination angle: θJN </li>\n<li>spin magnitudes: a1 &amp; a2</li>\n<li>tilt angles: θ1 &amp; θ2</li>\n<li>other spin angles : φ12, φJL </li>\n<li>and polarization angle ψ.</li>\n</ul>\n<p>Idk how, but hope it helps!</p>\n<p><a href=\"https://arxiv.org/pdf/2106.12594.pdf\" target=\"_blank\">Reference, pg 8</a></p>",
  "messages": [
    {
      "id": "1383308",
      "postDate": "07/10/2021 17:44:19",
      "content": "<p>15 parameters for a quasicircular binary black hole are as follows:</p>\n<ul>\n<li>detector-frame component masses : m1 &amp; m2</li>\n<li>time of coalescence at geocenter: tc</li>\n<li>reference phase: φc</li>\n<li>sky position (right ascension α and declination δ)</li>\n<li>luminosity distance: dL </li>\n<li>inclination angle: θJN </li>\n<li>spin magnitudes: a1 &amp; a2</li>\n<li>tilt angles: θ1 &amp; θ2</li>\n<li>other spin angles : φ12, φJL </li>\n<li>and polarization angle ψ.</li>\n</ul>\n<p>Idk how, but hope it helps!</p>\n<p><a href=\"https://arxiv.org/pdf/2106.12594.pdf\" target=\"_blank\">Reference, pg 8</a></p>",
      "rawMarkdown": "15 parameters for a quasicircular binary black hole are as follows:\n- detector-frame component masses : m1 & m2\n- time of coalescence at geocenter: tc\n- reference phase: φc\n- sky position (right ascension α and declination δ)\n- luminosity distance: dL \n- inclination angle: θJN \n- spin magnitudes: a1 & a2\n- tilt angles: θ1 & θ2\n- other spin angles : φ12, φJL \n- and polarization angle ψ.\n\nIdk how, but hope it helps!\n\n[Reference, pg 8](https://arxiv.org/pdf/2106.12594.pdf)",
      "votes": null
    },
    {
      "id": "1563269",
      "postDate": "10/28/2021 06:52:43",
      "content": "<p>Hey,</p>\n<p>Thank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey <a href=\"https://forms.gle/QP9L16niPexozyhu5\" target=\"_blank\">https://forms.gle/QP9L16niPexozyhu5</a>.</p>\n<p>Thank you all,</p>\n<p>Regards,<br>\nChris</p>",
      "rawMarkdown": "Hey,\n\nThank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey https://forms.gle/QP9L16niPexozyhu5.\n\nThank you all,\n\nRegards,\nChris",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1563269,
      "author_name": "zerafachris",
      "author_url": "",
      "post_date": "10/28/2021 06:52:43",
      "content": "<p>Hey,</p>\n<p>Thank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey <a href=\"https://forms.gle/QP9L16niPexozyhu5\" target=\"_blank\">https://forms.gle/QP9L16niPexozyhu5</a>.</p>\n<p>Thank you all,</p>\n<p>Regards,<br>\nChris</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "1383308": "15 parameters for a quasicircular binary black hole are as follows:\n- detector-frame component masses : m1 & m2\n- time of coalescence at geocenter: tc\n- reference phase: φc\n- sky position (right ascension α and declination δ)\n- luminosity distance: dL \n- inclination angle: θJN \n- spin magnitudes: a1 & a2\n- tilt angles: θ1 & θ2\n- other spin angles : φ12, φJL \n- and polarization angle ψ.\n\nIdk how, but hope it helps!\n\n[Reference, pg 8](https://arxiv.org/pdf/2106.12594.pdf)",
    "1563269": "Hey,\n\nThank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey https://forms.gle/QP9L16niPexozyhu5.\n\nThank you all,\n\nRegards,\nChris"
  },
  "source": "meta"
}