Special Notice #379: Supernova 2013hn in IC 4329 = PSN J13485917-3017265

December 19, 2013: IAU CBET 3762 (Daniel W. E. Green, Ed.) announces the discovery of Supernova 2013hn in IC 4329 by Ella Sanders Kot and R. Kot (Truth or Consequences, NM) and D. Coffin (University of Iowa) at unfiltered magnitude 15.2 on 2013 December 13.544 UT using the 0.37-m f/14 Rigel telescope at the Iowa Robotic Observatory near Sonoita, AZ. E. S. Kot adds that a follow-up image taken on December 16.53 shows SN 2013hn at mag 14.8 U (position end figures 59.19s, 26.9"). The object was designated PSN J13485917-3017265 when it was posted on the Central Bureau's TOCP webpage.

Spectroscopy by D. Sand (Texas Tech University) and S. Valenti, D. A. Howell, J. Parrent, and I. Arcavi (Las Cumbres Observatory Global Telescope and University of California Santa Barbara) obtained with FLOYDS on the Faulkes Telescope South on 2013 December 17.72 UT shows the supernova to be a Type-Ia about five days before maximum light.

Coordinates:  R.A. 13 48 59.17  Decl. -30 17 26.5 (2000.0)
SN 2013hn is 92" west and 18.4" north of the nucleus of IC 4329.

Charts for SN 2013hn may be created using the AAVSO Variable Star Plotter (VSP) at http://www.aavso.org/vsp.

Please report observations to the AAVSO International Database using the name SN 2013hn.

Congratulations to the Kots and D. Coffin on their discovery!

This AAVSO Special Notice was compiled by Elizabeth O. Waagen.

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