H 2-47

MISCLASSIFIED MILKY WAY

Constellation
Sagittarius

Equatorial coordinates
α = 18 28 50.647
δ = -24 32 01.830

Galactic coordinates
l = 8.5468°
b = -6.2952°

Suspected	2016^Ref
Re-classified	2014^Ref
Type	B[e] star^Ref

Identifiers

H 2-47	IRAS 18257-2434	GSC2.4.2 S9T3021806	AAVSO -
SIMBAD Haro 3-47	Pan-STARRS 78552772110099723	SAO -	VSX -
GAIA DR3 4077120511808696832	SkyMapper 182850.64-243201.8	WRAY -	GCVS -
2MASS J18285064-2432017	HIP -	Hen -	BD -
WISE J182850.64-243201.7	TYC -	ESO 522-28	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 (°)	277.2110^Ref	Parallax (mas)	0.083±0.055^Ref	Reddening E(B-V) (mag)	0.36±0.01^Ref ^{, Note}
Declination (°)	-24.5338^Ref	Distance (kpc)	6.71^Ref ^{, Note}, 5.00^Ref ^{, Note}
Galactic longitude (°)	8.5468^Ref	Proper motion in α (mas/yr)	0.56±0.06^Ref
Galactic latitude (°)	-6.2952^Ref	Proper motion in δ (mas/yr)	-2.56±0.05^Ref

Links

SIMBAD CDS Portal

Notes

Classified as a symbiotic star candidate in the HASH Database of PNe (Parker et al., 2016). However, the object is a B[e] star (Miszalski & Mikołajewska, 2014).

References

Miszalski, B., Mikołajewska, J., 2014, MNRAS, 440, 2, 1410, 2014MNRAS.440.1410M
Parker, Q. A., Bojičić, I. S., Frew, D. J., 2016, JPhCS, 728, 3, 032008, 2016JPhCS.728c2008P

Last updated: March 25, 2022