V5569 Sgr

Constellation
Sagittarius

Equatorial coordinates
α = 18 50 03.566
δ = -26 24 15.537

Galactic coordinates
l = 8.9606°
b = -11.4190°

Suspected	2002^Ref
Re-classified	2009^Ref
Type	Be + M5 II binary^Ref

Identifiers

V5569 Sgr	IRAS -	GSC2.4.2 S9TU000257	AAVSO 000-BDB-924
SIMBAD CD-26 13521	Pan-STARRS -	SAO -	VSX 63042
GAIA DR3 4072362542662424960	SkyMapper 185003.56-262415.4	WRAY 15-1882	GCVS V5569 Sgr
2MASS J18500356-2624153	HIP -	Hen 3-1728	BD -
WISE J185003.56-262415.4	TYC 6867-437-1	ESO -	HD -

Symbiotic Catalogs

Bidelman (1954)	-	Allen (1984)	-	Belzcyński et al. (2001)	-
Gaposchkin (1957)	-	Kenyon (1986)	-	Akras et al. (2019)	-
Boyarchuk (1969)	-	Vaidis (1988, 1991)	-

Position

Right ascension (°)	282.5149^Ref	Parallax (mas)	0.187±0.021^Ref	Reddening E(B-V) (mag)	0.24±0.02^Ref ^{, Note}
Declination (°)	-26.4043^Ref	Distance (kpc)	4.60^Ref ^{, Note}, 4.69^Ref ^{, Note}
Galactic longitude (°)	8.9606^Ref	Proper motion in α (mas/yr)	-3.26±0.02^Ref
Galactic latitude (°)	-11.4190^Ref	Proper motion in δ (mas/yr)	-9.61±0.02^Ref

Links

SIMBAD CDS Portal

Notes

Included in the list of possible symbiotic stars or closely related objects in Munari & Zwitter (2002), the star was later classified by Howell et al. (2009) as a Be (B4 V) + M5 II binary. The system exhibits eclipses with a period of 513 days.

References

Howell, S. B., Johnson, K. J., Adamson, A. J., 2009, PASP, 121, 875, 16, 2009PASP..121...16H
Munari, U., Zwitter, T., 2002, A&A, 383, 188, 2002A&A...383..188M