Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PNV J18025353-2914151

PNV J18025353-2914151   2024 01 27.8704*  18 02 53.53 -29 14 15.1   9.7 U             Sgr       9 9

2024 01 27.8704

Discovered by Yuji Nakamura, Kameyama, Mie, Japan, on two frames (10-s exp. limiting mag 13.0) taken by 0.10-m F3.0 refractor and CMOS camera. Nothing is visible at this location on the frames taken on 2023 Nov. 15 UT by same instrument. --- Isao Endoh (NAOJ)

2024 01 26.855

Mr. Kato's Image = 2024 01 26.855 Mag=[10.5 , http://k-itagaki.jp/images/PN-Sgr-2024-01.jpg (Reported by K.Itagaki)

2024 01 28.977

Mag=9.9 , http://k-itagaki.jp/images/PN.Sgr-2024-01.jpg

2024 01 28.8735

Follow-up observation by Yuji Nakamura : on 2024 Jan. 28.8735 UT, mag=10.2 (10-s exp. limiting mag 13.0) taken by 0.10-m F3.0 refractor and CMOS camera. --- Isao Endoh (NAOJ)

2024 01 29.867

Follow-up observation by Tomoo Kato , Mag=10.8, http://k-itagaki.jp/images/PN-Sgr-2024-01-K.jpg

2024 01 29.727

Red object, magnitude 10.8 TG (~V). Observer Rob Kaufman, Bright, Victoria, Australia. Image at https://www.flickr.com/photos/199988457@N04/53497403400

2024 02 02.851

Mag.= 10.2, position end figures 53s.58, 14".2, observed by T. Noguchi, Katori, Japan, using 0.23-m f/10 Schmidt-Cassegrain + unfiltered CCD (KAF-0261E), An image at http://park8.wakwak.com/~ngc/images/PNVinSgr_20240202.jpg.

2024 02 13.7692

Position end figures 53s.48, 15.0" measured with 0.50m f/6.8 reflector + CCD at Siding Spring, NSW, Australia (T30). J2000, Gaia DR2 positions. Position is 1.1" away from a Gaia 14.3 G magnitude star (Gaia DR3 4062388426016744448) which is also a long period variable (OGLE-BLG-LPV-190334). Photometry - magnitude 11.55 V. Andrew Pearce, Nedlands, Western Australia.