Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

TCP J05210763+2338194

TCP J05210763+2338194   2026 08 06.4109*  05 21 07.63 +23 38 19.4  11.2 U             Tau       9 0

2026 08 06.4109

An optical transient found with the NMW-TexasTech survey (Rokinon 135mm telephoto lenses + QHY600PH-M CMOS camera): 2026-08-05.4494 >14.6 2026-08-06.4109 11.2 The dates are UTC. The unfiltered magnitude scale is calibrated against V magnitudes of Tycho-2 stars in the field. The discovery images and finder charts are available at https://tau.kirx.net/img/TCPJ05210763+2338194/ ---- Kirill Sokolovsky, Katie Barnhart, Darien Perla, Pragati Acharya, John Worley, Vallia Antoniou, Elias Aydi (Texas Tech University)

2026 08 07.4751

Follow-up photometry results were mag =10.96 comparison star for magnitude is Tycho 2 V mag. position end figures 07s.66, 19".6 using 0.11-m f/5.0 astrograph + Green filter CCD; remotely Utah Desert (T14). object is red in color. observed by K. Yoshimoto, Yamaguchi, Japan.

2026 08 06.95178

follow-up: CV=+10.96 mag, with, the NMW survey camera (135mm f/2.0 telephoto lens + unfiltered ST-8300M CCD). The NMW survey operates at the Astroverty astrofarm in Nizhnii Arkhyz, Karachay-Cherkessia, Russia ---- Stanislav Korotkiy (Astroverty, Ka-Dar), Kirill Sokolovsky (TexasTech) and Roman Sukhogolovy

2026 08 10.911

Position end figures 7s.62, 20.1" measured with 0.05m refractor + CMOS camera, J2000, Gaia DR2 positions. Appears to be a faint uncatalogued star visible on PANSTARRS images at transient location. Photometry - TB = 9.78, V = 9.08, TR = 8.57. Andrew Pearce, Nedlands, Western Australia

2026 08 12.172

Position end figures 07s.62, 20.1" measured with 0.43m reflector + CCD at Alnitak Observatory, Nerpio, Spain. Photometry - V = 8.96, R = 8.36, I = 7.74. Andrew Pearce, Nedlands, Western Australia