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2011ATel.3195....1B - The Astronomer's Telegram, 3195, 1 (2011/February-0)
SNe discovery and classification - PTF KPNO run.
BEN AMI S.
Abstract (from CDS):
We report the discovery and spectroscopic classification of 11 new supernovae from the Palomar Transient Factory (ATel #1964 ; http://www.astro.caltech.edu/ptf). The supernovae were discovered and classified by Oarical, an autonomous software framework of the PTF collaboration, as well as by Galaxy Zoo Supernovae (http://supernova.galaxyzoo.org), based on observations made with the Palomar 48-inch Oschin Schmidt telescope. Spectroscopy was undertaken with the R-C spectrograph mounted at the Cassegrain focus of the Mayall 4-m telescope at Kitt Peak Observatory on UT 2011 January 31 - February 3 by Ben-Ami, Matheson and Horesh. The superfit (Howell et al. 2005, ApJ 634, 1190) program was used to determine the classifications.
Details of the discoveries are as follows: <table border="1"> <tr> <th>Name</th> <th>RA</th> <th>Dec</th> <th>Disc Date (UT)</th> <th>Disc Mag(r)</th> <th>Type</th> <th>Z</th> <th>Phase(d) at discovery</th> </tr> <tr> <td>PTF11aib</td> <td>11:45:24.38</td> <td>+68:57:12.5</td><td>January 24 07:21:32.0</td><td>19.6</td><td>SN II</td><td>0.082</td><td></td> </tr> <tr> <td>PTF11acz</td> <td>09:32:56.64</td> <td>+08:45:07.5</td><td>January 28 05:35:22.6</td><td>19.6</td><td>SN II</td><td>0.087</td><td></td> </tr> <tr> <td>PTF11aif</td> <td>02:02:14.97</td> <td>+32:49:36.3</td><td>January 28 03:01:48.9</td><td>20.2</td><td>SN Ia</td><td>0.138</td><td>-12</td>
</tr> <tr> <td>PTF11aki</td> <td>07:52:18.64</td> <td>+26:27:39.6</td><td>January 29 05:15:57.0</td><td>20.0</td><td>SN Ia</td><td>0.13</td><td>-10</td>
</tr> <tr> <td>PTF11abm</td> <td>09:51:17.66</td> <td>+68:33:49.2</td><td>January 26 06:02:32.1</td><td>20.1</td><td>SN Ia</td><td>0.12</td><td>-14</td>
</tr> <tr> <td>PTF11alg</td> <td>02:49:27.16</td> <td>+40:17:19.5</td><td>January 29 05:22:18.0</td><td>20.3</td><td>SN Ia</td><td>0.15</td><td>-13</td>
</tr> <tr> <td>PTF11aff</td> <td>07:54:41.35</td> <td>+27:20:57.3</td><td>January 28 03:40:05.4</td><td>20.3</td><td>SN Ia</td><td>0.19</td><td>-4</td> </tr> <tr> <td>PTF11aig</td> <td>08:07:31.30</td> <td>+16:27:09.2</td><td>January 29 05:12:15.8</td><td>20.5</td><td>SN Ia</td><td>0.2</td><td>-9</td> </tr> <tr> <td>PTF11aad</td> <td>09:12:09.84</td> <td>+61:42:08.6</td><td>January 24 12:48:42.0</td><td>19.9</td><td>SN Ia</td><td>0.11</td><td>-8</td> </tr> <tr> <td>PTF11aii</td> <td>11:05:19.04</td> <td>+46:13:47.3</td><td>January 29 10:29:34.1</td><td>19.9</td><td>SN Ia</td><td>0.12</td><td>-2</td> </tr> <tr> <td>PTF11aik</td> <td>08:09:02.88</td> <td>+57:19:16.1</td><td>January 29 07:38:48.8</td><td>20.6</td><td>SN Ia</td><td>0.162</td><td>-8</td>
</tr> </table>
Abstract Copyright: ∼
Journal keyword(s): Supernovae - Transient
Simbad objects: 11