IRAS 17554-2628

MISCLASSIFIED MILKY WAY

Constellation
Sagittarius

Equatorial coordinates
α = 17 58 36.970
δ = -26 28 47.215

Galactic coordinates
l = 3.5795°
b = -1.2223°

Suspected	2006^Ref
Re-classified	2013^Ref
Type	ultracompact HII region^Ref

Identifiers

IRAS 17554-2628	IRAS 17554-2628	GSC2.4.2 S8CP240426	AAVSO -
SIMBAD IRAS 17554-2628	Pan-STARRS 76222696540574610	SAO -	VSX 306014
GAIA DR3 4064034330564300928	SkyMapper -	WRAY -	GCVS -
2MASS J17583697-2628469	HIP -	Hen -	BD -
WISE J175836.97-262847.1	TYC -	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 (°)	269.6540^Ref	Parallax (mas)	-	Reddening E(B-V) (mag)	5.11±0.54^Ref ^{, Note}
Declination (°)	-26.4798^Ref	Distance (kpc)	6.33^Ref ^{, Note} -^{, Note}
Galactic longitude (°)	3.5795^Ref	Proper motion in α (mas/yr)	-
Galactic latitude (°)	-1.2223^Ref	Proper motion in δ (mas/yr)	-

Links

SIMBAD CDS Portal

Notes

Originally suspected tob e a symbiotic system by Parker et al. (2006), the object was subsequently reclassified as an ultracompact HII region by Miszalski et al. (2013).

References

Miszalski, B., Mikołajewska, J., Udalski, A., 2013, MNRAS, 432, 4, 3186, 2013MNRAS.432.3186M
Parker, Q. A., Acker, A., Frew, D. J. et al., 2006, MNRAS, 373, 1, 79, 2006MNRAS.373...79P

Last updated: July 5, 2020