[vsnet-alert 18985] SDSS J152509.57+360054.5 outburst

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Mon Aug 17 14:57:09 JST 2015


SDSS J152509.57+360054.5 outburst (AM CVn-type)

   ASAS-SN detection.  Bright outburst of an AM CVn-type
binary having an orbital period of 0.0308 d (slightly
shorter than SDSS J090221.35+381941.9 and GP Com).
Superhump mist be present and the behavior of the outburst
may be unusual as in SDSS J090221.35+381941.9.
Observations are very strongly encouraged.
Please use twice higher sampling rate than in ordinary
dwarf novae (if the object is still bright enough).

ASASSN-15of 	SDSS J152509.57+360054.5 	------- 	15:25:9.57 	36:0:54.3 	2015-08-12.26 	15.29 	SDSS 	DSS 	VIZIER 	------- 	Bright outburst of known AM CVn, no previous outbursts in CRTS, V>17.5 on 2015-08-11.29, V=15.5 on 2015-08-12.26, V=13.4 on 2015-08-14.32.

SDSSJ152509.57+360054.5 20150811.29 <175V ASN
SDSSJ152509.57+360054.5 20150812.26 155V ASN
SDSSJ152509.57+360054.5 20150814.32 134V ASN



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