POSSIBLE NOVA IN M33 – XM16MZ

POSSIBLE NOVA IN M33

Mi Zhang and Xing Gao, report the discovery of a possible nova (mag approximately 18.6) on severl 300-s survey images (limiting mag about 20.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Sep. 20.61536 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=01h33m52.71s +30d44’35”.9 (equinox 2000.0). Which is about 23.4″ east and 298.9″ north of the center of the NGC598(M33). Nothing is visible at this position on archival images taken on May. 30.85649 UT(limiting mag 19.0).

NET UCAC-4
XM16MZ C2019 09 20.61536 01 33 52.71 +30 44 35.9 18.6V C42

All images can be seen from: http://www.xjltp.com/XOSS/XM16MZ/XM16MZ.htm C42,Xingming Observatory – NEXT, Mt. Nanshan. Observers M.Zhang,X.Gao,Measurers M.Zhang, 0.6-m f/8 Ritchey-Chretien telescope and CCD.

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Discovery image taken by C42 on Sep. 20.61536 UT,2019

PS images

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