[vsnet-alert 22421] ASASSN-18sm

[Kojiguchi Naoto]

ASASSN-18sm

    Large-amplitude object. According to SDSS DR7, you can see a blue 
bright object on the same coordinates as ASASSN-18sm. There might be
a possibility that SDSS DR7 observed a past outburst of ASASSN-18sm.

ASASSN-18sm	---	-------	18:57:58.95	17:4:48.2	2018-08-14.16	15.12	SDSS 
DSS	VIZIER	-------	CV candidate, matches to PS1 g=22.2, V>17.3 on 
2018-08-12.42, g=17.2 on 2018-08-12.99, V=15.7 on 2018-08-13.34, g=15.6 
on 2018-08-14.16, V=16.0 on 2018-08-17.40.

185759.00712 +170447.9928 SDSS J185759.00+170447.9 umag=17.528 
gmag=17.095 rmag=17.001	imag=17.010 zmag=17.019	obsdate(yr)=2004.7096

ASASSN-18sm 20180812.42 <173V ASN
ASASSN-18sm 20180812.99 172g ASN
ASASSN-18sm 20180813.34 157V ASN
ASASSN-18sm 20180814.16 156g ASN
ASASSN-18sm 20180817.40 160V ASN