Library image; does not depict newly discovered supernova. © Tom Boles

Supernova SN2011by discovered

This event is visible through a large telescope from South El Monte.
Tue, 26 Apr 2011
5,571 days ago

Dominic Ford, Editor
From the Novae & Supernovae feed

Objects: NGC3972
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South El Monte
The sky at
NGC3972 »

A new supernova has been reported in the galaxy NGC 3972. It has received the designation SN2011by.

The supernova is reported to be a Type Ia event.

The coordinates of the supernova are right ascension 11h55m40s; declination 55°19'N.

The sky on 27 Jul 2026

The sky on 27 July 2026
Sunrise
05:57
Sunset
19:56
Twilight ends
21:34
Twilight begins
04:19

14-day old moon
Waxing Gibbous

98%

14 days old

Planets
Rise Culm. Set
Mercury 04:43 11:40 18:38
Venus 09:35 15:50 22:05
Moon 19:09 23:57 04:50
Mars 02:36 09:46 16:56
Jupiter 06:04 13:02 20:00
Saturn 23:16 05:28 11:40
All times shown in PDT.

Source

The data presented here was taken from the Open Supernova Catalog.

The circumstances of this supernova were calculated using data from the following papers: , 2014Ap&SS.354...89B, 2019MNRAS.490.3882S, 2020MNRAS.492.4325S, 2015ApJS..220....9F, 2016PASP..128...961.

Image credit

Library image; does not depict newly discovered supernova. © Tom Boles

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

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