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supernova

Special Notice #12: 0218-21 Supernova 2006ce (Cetus)

May 11, 2006: Daniel W. E. Green, Central Bureau for Astronomical Telegrams, reports (IAU Circular 8709) the discovery by L. A. G. Monard, Pretoria, South Africa, of a bright apparent supernova in NGC 908 (Cetus) at unfiltered CCD magnitude 12.4 on images taken May 10.14 UT using a 0.30-m reflector. Monard reported nothing was visible at the location of SN 2006ce on the Digitized Sky Survey (limiting mag 20.5 R) or on his images taken prior to April 1 (limiting mag ~18).

Alerta de AAVSO 495: Brillante supernova de tipo Ia PSN J09554214+6940260 y campaña de observación

22 de enero de 2014

Evento: Supernova en M82 (Osa Mayor) = PSN J09554214+6940260

Descubierta por: Stephen J. Fossey (University College London Observatory)

Magnitud al descubrimiento: 11,7 V

Fecha de descubrimiento: enero 21,81, 2014 UT

Coordenadas: A.R. = 09 55 42,15; Decl.= +69 40 25,8 (J2000,0)
PSN J09554214+6940260 está desplazada 54" hacia el oeste y 21" hacia el sur de M82.

Alert Notice 495: Bright Type-Ia Supernova PSN J09554214+6940260 and Observing Campaign

January 22, 2014

Event: Supernova in M82 (Ursa Major) = PSN J09554214+6940260

Discovery by: Stephen J. Fossey (University College London Observatory)

Discovery magnitude
: 11.7 V

Discovery date: 2014 January 21.81 UT

Coordinates: R.A. = 09 55 42.15, Decl.= +69 40 25.8 (2000.0)
PSN J09554214+6940260 is offset 54" west, 21" south from the nucleus of M82

Alert Notice 189: 1157+62 Supernova 1994W in NGC 4041

THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
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AAVSO ALERT NOTICE 189 (August 1, 1994)

1157+62 SUPERNOVA 1994W IN NGC 4041

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