Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

TCP J07094936+1412280

TCP J07094936+1412280   2021 12 28.5321*  07 09 49.36 +14 12 28.0  13.6 U             Gem       9 0

2021 12 28.532

Discovered by Tadashi Kojima, Tsumagoi,Gunma-ken, Japan, on three frames(5_s exp) under limiting mag.= 14.2 taken by Canon EOS 6D + 200mm f/3.2 lens. Nothing is visible at this location taken on 2021 Dec14.741 UT under limiting mag.= 14.0. Mag=13.5 on 2021 Dec28.610UT with same instrument.

2021 12 29.1718

Photometry results were B=12.13, V=12.11 and Ic=12.50 with 0.50-m f/4.5 CDK astrograph + FLI-PL11002M CCD (T11, iTelescope.NET) at Mayhill, USA. Position end figures were 49.19 and 28.0 in R.A. and Dec. https://meineko.com/ccd/TCP_J07094936+1412280.jpg Seiichiro Kiyota (Kamagaya, Japan)

2021 12 29.1462

Photometry of TCP J07094936+1412280 resulted 12.25V on 2021 December 29.1462UT UT, based on a 60s image with V-band filter, using an 0.25m iTelescope.net reflector remotely at Mayhill, New Mexico, US, using APASS V magnitudes. Photo (with preliminary photometry): https://twitter.com/fidusz/status/1476054975046422528 -- Observed by Robert Fidrich, Budakeszi, Hungary

2021 12 29.1462

Correction: based on a 60s image with V-band filter, using an 0.32m iTelescope.net reflector remotely at remotely with T18 of iTelescope.net, Nerpio, Spain., -- Observed by Robert Fidrich, Budakeszi, Hungary

2022 01 7.44309

F. Watanabe (Nayoro Observatory, Hokkaido, Japan) measured the magnitude as R=14.3 +/- 0.1 from a stacked image (30 sec x 20 frames) taken on 2022 Jan. 7.44309 UT using a 0.4-m f/10 Meili telescope.