February 17, 2013
Event: Supernova 2013aa in NGC 5643 = PSN J14323388-4413278
Discovered by: Stuart Parker (Canterbury, New Zealand)
Discovery Date: 2013 Feb. 13.621 UT
Discovery Magnitude: red mag 11.9 on a 30-s unfiltered CCD image taken with a 30-cm Astro-Tech AT12RC Ritchey-Chretien astrograph (+ ST10 camera) at his Parkdale Observatory in the course of the Backyard Observatory Supernova Search (BOSS)
17 de febrero de 2013: Stuart Parker (Canterbury, Nueva Zelanda), del equipo BOSS, ha descubierto una brillante supernova en la galaxia espiral NGC 5643 en la constelación de Lupus.
Originalmente el objeto fue anunciado en la página de confirmación de objetos transitorios de la CBAT, IAU donde se le dio la designación provisoria PSN J14323388-4413278.
February 15, 2013: As noted by Alexandre Amorim in the AAVSO Forums, a bright transient [SN 2013aa] has appeared in the fringes of the face-on spiral galaxy NGC 5643, and has been published on the Transient Objects Confirmation Page at Harvard.
