TCP J05285567+3618388: new transient (14.2 mag) in Auriga

Affiliation
Association Francaise des Observateurs d'Etoiles Variables (AFOEV)
Sun, 10/25/2015 - 10:21

TCP J05285567+3618388

Discoverer: Seiji Ueda (Kushiro, Japan)

R.A. 05h28m55.67s  Decl. +36°18'38.8"  (J2000.0)
2015 Oct. 24.740 UT, 14.2 mag (CCD, unfiltered)

"2015 10 24.740 UT
Discovered by S. Ueda, Kushiro, Japan, using 0.25-m f/3.4 reflector, who has confirmed this object on following two frames. Nothing is visible at this location on his past survey frames including the recent frame taken on 2015 Oct. 11 UT. Also he found there is a DSS star (mag.= 16.5, position end figures 55s.69, 39".0) located on this position."

http://www.cbat.eps.harvard.edu/unconf/followups/J05285567+3618388.html

Probable counterpart:
GALEX J052855.6+361837 (05 28 55.694 +36 18 37.59; NUV= 20.59 mag)
USNO-B1.0 1263-0106149 (05 28 55.656 +36 18 39.03; B1= 20.28, B2= 19.72, R2= 19.93 mag)
GSC2.3 N9P1003942 (05 28 55.674 +36 18 39.19; F= 19.65, j= 20.12 mag)
URAT1 632-107207 (05 28 55.670 +36 18 38.87)
UGPS J052855.67+361839.0 (05 28 55.675 +36 18 39.00; J= 18.20, H= 18.06, K= 17.43 mag)
IPHAS2 J052855.67+361839.0 (05 28 55.67 +36 18 39.0; r= 19.92, i= 19.70, ha= 19.01 mag)

Time-resolved photometry and spectroscopy of this dwarf nova candidate are encouraged.

Clear skies,
Patrick

Affiliation
Association Francaise des Observateurs d'Etoiles Variables (AFOEV)
TCP J05285567+3618388 = ASASSN-15ry

TCP J05285567+3618388 = ASASSN-15ry

ASASSN-15ry  5:28:55.57  36:18:40.5  2015-10-23.55 UT  V= 15.83
CV candidate, getting brighter, matches to B=19.7 source, V>17.1 on 2015-10-19.56, V=15.9 on 2015-10-22.40, V=15.3 on 2015-10-24.40
Source: ASAS-SN Transients, Shappee et al. (2014)

Regards,
Patrick