TCP J03400682+4809123 = AT 2023cmv

Large amplitude outburst of more than 8.2 mag.

TCP J03400682+4809123   2023 02 23.4409*  03 40 06.82 +48 09 12.3  14.0 U             Per       9 0

http://www.cbat.eps.harvard.edu/unconf/followups/J03400682+4809123.html

2023 02 23.4409 Discovered by Tadashi Kojima, Tsumagoi,Gunma-ken, Japan, on six frames(5_s exp) under limiting mag.= 14.2 taken by Canon EOS 6D digital camera + 300mm f/2.8 lens

2023 02 23.4409 Correction limiting mag=15.0, T.Kojima

TNS: https://www.wis-tns.org/object/2023cmv

IDs: (3.5 arcsec) 034006.514 +480910.492 PS1_DR1_165780550272254224 g=22.2278(0.0642) r=21.423(0.2576) i=--(--) z=--(--) y=--(--) 034006.525 +480910.595 PS1_DR2_165780550272254224 g=22.3733(0.094649) r=22.0921(0.090924) i=22.0943(0.103277) z=21.7519(0.156152) y=22.3277(0.626186) 034006.527 +480910.595 SDSSJ034006.52+480910.5 u=22.507(0.375) g=22.071(0.076) r=21.599(0.074) i=21.852(0.134) z=21.817(0.553)

MPChecker NO DATA

ASAS-SN Sky Patrol: https://asas-sn.osu.edu/sky-patrol/coordinate/73d960f0-d993-49dc-8946-1640fb...

TCPJ03400682+4809123 20230205.181 <15.838g ASN TCPJ03400682+4809123 20230205.182 <15.704g ASN TCPJ03400682+4809123 20230205.183 <15.750g ASN TCPJ03400682+4809123 20230223.4409 14.0C (Tadashi Kojima)