2005IAUC.8567....2O


Query : 2005IAUC.8567....2O

2005IAUC.8567....2O - IAU Circ., 8567, 2 (2005/July-0)

AS 325.

OTERO S. and HOWELL S.

Abstract (from CDS):

S. Otero, Buenos Aires, Argentina, reports that AS 325, an eclipsing binary (period 513 days), has entered a rapid decline phase and is currently near mid-eclipse; the current eclipse started on June 5, and eclipses last about 86 days. AS 325 is presently at V = 12.0, or 2 mag fainter then prior to eclipse, and over 1 mag fainter than during previous eclipses (IBVS 5608; http://www.astrouw.edu.pl/cgi-asas/asas_lc/185004-2624.3). S. Howell, WIYN Observatory, reports that spectra obtained during June 28-July 2 reveal that the H emission is weaker by 50 percent, while the Fe II emission remains constant, and the previously strong Ca II H and K absorption is nearly absent (Cool et al. 2005, PASP 117, 462). Spectra from July 1 show a slightly increasing blue continuum mainly consisting of emission lines and obvious TiO absorption in the red. Mid-eclipse is expected for July 18, and multicolor observations and additional spectra are needed to confirm that the cool component is the one that is being eclipsed. The Tycho Reference Catalogue (via SIMBAD) lists the position of AS 325 as R.A. = 18h50m03s.57, Decl. = -26o24'15".4 (equinox 2000.0).

Abstract Copyright: ∼

Journal keyword(s):

Simbad objects: 1

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Number of rows : 1
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 CD-26 13521 Be* 18 50 03.5694141888 -26 24 15.382929060   10.75 10.08     Bep 25 0

Query : 2005IAUC.8567....2O

Basic data :
CD-26 13521 -- Be Star
Other object types:
otypes_help
EB* (), * (CD,CPD,...), Em* (EM*,Hen,...), V* (NSV,V*), Be* (2003A&A), NIR (2MASS)
ICRS coord. (ep=J2000) :
18 50 03.5694141888 -26 24 15.382929060 (Optical) [ 0.0182 0.0162 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) :
18 46 57.3214582123 -26 27 45.462984807 [ 0.0182 0.0162 90 ]
Gal coord. (ep=J2000) :
008.9606936334230 -11.4190068433123 [ 0.0182 0.0162 90 ]
Proper motions mas/yr :
-3.264 -9.607 [0.021 0.018 90] A 2020yCat.1350....0G
Parallaxes (mas):
0.1873 [0.0214] A 2020yCat.1350....0G
Spectral type:
Bep E 2003A&A...397..927P
Fluxes (6) :
B 10.75 [0.06] D 2000A&A...355L..27H
V 10.08 [0.04] D 2000A&A...355L..27H
G 9.676476 [0.007470] C 2020yCat.1350....0G
J 8.168 [0.029] C 2003yCat.2246....0C
H 7.520 [0.027] C 2003yCat.2246....0C
K 7.204 [0.021] C 2003yCat.2246....0C
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Identifiers (18) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

CD-26 13521 2MASS J18500356-2624153 TIC 325751490 Gaia DR2 4072362542662424960
CPD-26 6567 NSV 24607 TYC 6867-437-1 Gaia DR3 4072362542662424960
EM* AS 325 PPM 734474 UCAC2 21185695 Gaia DR1 4072362542662424960
GSC 06867-00437 SS73 175 V* V5569 Sgr
Hen 3-1728 SV* BV 1732 WRAY 15-1882

References (25 between 1850 and 2026) (Total 25)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Plx : 2    PM : 2    SpT : 1   

   

Observing logs
IUE : 11   

   


External archives :

Link by name to the catalogue in VizieR :

CD-26 13521 CPD-26 6567 GSC 06867-00437 2MASS J18500356-2624153 NSV 24607
PPM 734474 TYC 6867-437-1 UCAC2 21185695 V* V5569 Sgr Gaia DR2 4072362542662424960
Gaia DR3 4072362542662424960 Gaia DR1 4072362542662424960

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