WRAY 16-296

Constellation
Ophiucus

Equatorial coordinates
α = 17 41 52.799
δ = -24 42 08.403

Galactic coordinates
l = 3.1708°
b = 2.9285°

Suspected	1997^Ref
Re-classified	2004^Ref
Type	PN with WR central star^Ref

Identifiers

WRAY 16-296	IRAS 17388-2440	GSC2.4.2 S8CL171800	AAVSO -
SIMBAD PN Hb 4	Pan-STARRS 78352654705237436	SAO -	VSX -
GAIA DR3 4068200586367730944	SkyMapper 174152.80-244208.3	WRAY 16-296	GCVS -
2MASS J17415269-2442081	HIP -	Hen -	BD -
WISE J174152.80-244208.8	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 (°)	265.4700^Ref	Parallax (mas)	0.165±0.132^Ref	Reddening E(B-V) (mag)	1.08±0.03^Ref ^{, Note}
Declination (°)	-24.7023^Ref	Distance (kpc)	6.93^Ref ^{, Note}, 5.85^Ref ^{, Note}
Galactic longitude (°)	3.1708^Ref	Proper motion in α (mas/yr)	-1.08±0.16^Ref
Galactic latitude (°)	2.9285^Ref	Proper motion in δ (mas/yr)	-4.55±0.09^Ref

Links

SIMBAD CDS Portal

Notes

In Mikołajewska et al. (1997), it was mentioned as a new symbiotic binary, but the coordinates do not correspond to WRAY 16-296 but to WRAY 16-294. WRAY 16-294 seems to be a PN with a Wolf-Rayet (WR) central star, as discussed in Górny et al. (2004).

References

Górny, S. K., Stasińska, G., Escudero, A. V. et al., 2004, A&A, 427, 231, 2004A&A...427..231G
Mikołajewska, J., Acker, A., Stenholm, B., 1997, A&A, 327, 191, 1997A&A...327..191M