TCP J13560585+3727068: new WZ Sge-type dwarf nova

TCP J13560585+3727068 was discovered on 2025 04 26.7039 (UTC) at 14.3 mag (unfiltered). GIven the possible counterpart of Gaia G~20.8 and peak in ASAS-SN around 13.5 mag on 2025 04 24, the outburst amplitude is ~7.3 mag

Itoh-san reported the time-resolved observations of TCP J13560585+3727068 on 2024 04 28 and 29. The light curve shows double-peaked modulations with the tentative period is 0.0574(1) d (aliases are possible) with ~0.04-mag amplitude.

Thus, TCP J13560585+3727068 is likely a new WZ Sge-type dwarf nova.

Time-resolved observations are encouraged.

Best regards,

Yusuke