[Iaude] CBET 4332: 20161024 : NOVA IN SAGITTARIUS = TCP J18102829-2729590

quai at eps.harvard.edu quai at eps.harvard.edu
Sun Oct 23 21:06:38 EDT 2016


                                                  Electronic Telegram No. 4332
Central Bureau for Astronomical Telegrams
Mailing address:  Hoffman Lab 209; Harvard University;
 20 Oxford St.; Cambridge, MA  02138; U.S.A.
e-mail:  cbatiau at eps.harvard.edu (alternate cbat at iau.org)
URL http://www.cbat.eps.harvard.edu/index.html
Prepared using the Tamkin Foundation Computer Network


NOVA IN SAGITTARIUS = TCP J18102829-2729590
     S. Nakano, Sumoto, Japan, reports the discovery by Koichi Itagaki
(Teppo-cho, Yamagata, Japan) of a nova-like object (mag 10.7) on an unfiltered
CCD frame (limiting magnitude 13.0) taken on Oct. 20.383 UT using a
180-mm-f.l. f/4.0 camera lens; a confirming image taken immediately thereafter
yields the following position:  R.A. = 18h10m28s.29, Decl. = -27d29'59".0
(equinox 2000.0).  Itagaki has posted an image of the new variable at website
URL http://www.k-itagaki.jp/sgr.jpg.  The variable was designated TCP
J18102829-2729590 when it was posted at the Central Bureau's TOCP webpage.
     Additional CCD magnitudes (unfiltered unless noted otherwise) for TCP
J18102829-2729590, communicated by Nakano unless noted otherwise:  2016 Oct.
4.447 UT, [13.0 (Itagaki; 180-mm camera lens); 20.391, 10.5 (T. Kojima,
Tsumagoi, Gunma-ken, Japan; 135-mm-f.l. f/2.8 camera lens); 21.063, B = 10.96
+/- 0.08 (S. O'Connor, St. George, Bermuda; communicated by E. O. Waagen,
AAVSO); 23.368, 7.7 (Itakagi; 0.50-m reflector at Tochigi station).  Kojima's
image is posted at the following website URL:  http://tinyurl.com/hretdl2.
     Visual magnitudes for TCP J18102829-2729590 by A. Pearce, Nedlands,
W.Australia:  Oct. 20.485 UT, 11.0; 21.481, 9.9; 22.479, 8.6; 23.485, 8.0.


NOTE: These 'Central Bureau Electronic Telegrams' are sometimes
      superseded by text appearing later in the printed IAU Circulars.

                         (C) Copyright 2016 CBAT
2016 October 24                  (CBET 4332)              Daniel W. E. Green




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