K 4-33

SUSPECTED MILKY WAY

Constellation
Vulpecula

Equatorial coordinates
α = 19 45 43.351
δ = +28 38 07.717

Galactic coordinates
l = 64.3143°
b = 2.0189°

Suspected	1974^Ref
Confirmed	-
Symbiotic IR type	S?^Ref
Hot component type	-
Outbursts	-

Identifiers

K 4-33	IRAS -	GSC2.4.2 N2FJ053573	AAVSO -
SIMBAD PN K 4-33	Pan-STARRS 142362964306333113	SAO -	VSX -
GAIA DR3 2031313892342004096	SkyMapper -	WRAY -	GCVS -
2MASS J19454335+2838077	HIP -	Hen -	BD -
WISE J194543.35+283807.7	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 (°)	296.4306^Ref	Parallax (mas)	0.284±0.049^Ref	Reddening E(B-V) (mag)	1.34±0.06^Ref ^{, Note}
Declination (°)	28.6355^Ref	Distance (kpc)	3.46^Ref ^{, Note}, 3.67^Ref ^{, Note}
Galactic longitude (°)	64.3143^Ref	Proper motion in α (mas/yr)	-4.46±0.04^Ref
Galactic latitude (°)	2.0189^Ref	Proper motion in δ (mas/yr)	-7.02±0.05^Ref

Observations

X-Ray	-	IR type	S?^Ref	Radio	-
X-Ray type	-	J (mag)	7.89^Ref	Flickering	-
GALEX FUV (mag)	-	H (mag)	6.82^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	6.36^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	6.19^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	6.23^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	5.85^Ref	IPmax (eV)	-
B (mag)	-	WISE W4 (mag)	5.33^Ref	[O III] lines	-
V (mag)	-	IRAS 12μm (Jy)	-	He II lines	-
R (mag)	15.10^Ref	IRAS 25μm (Jy)	-	[Fe VII] lines	-
I (mag)	-	IRAS 60μm (Jy)	-	O VI lines	-
BP (mag)	15.82^Ref	IRAS 100μm (Jy)	-
G (mag)	12.56^Ref	AKARI S09 (Jy)	0.26^Ref
RP (mag)	11.04^Ref	AKARI S18 (Jy)	-

Orbit

Orbital period (days)	-	γ velocity (km/h)	-8.01±0.88^Ref	Size of giant’s orbit (AU)	-
Eccentricity	-	RV of giant (km/h)	-	Separation (AU)	-
Inclination (°)	-	Inferior conj. of giant (JD)	-	Mass function	-
Eclipses	-			Mass ratio	-
Orbital ephemeris	-

Cool component

Spectral type	M^Ref	Mass (M_⊙)	-	Pulsation	-
Eff. temperature (K)	-	Radius (R_⊙)	-	Type	-
IR type	S?^Ref	Luminosity (L_⊙)	-	Pulsation period (days)	-
Metallicity [Fe/H]	-			Pulsation ephemeris	-

Hot component

Type/Spectral type	-	Mass (M_⊙)	-	Spin period (min)	-
Shell-burning/Accreting-only	-	Radius (R_⊙)	-	Accretion disk	-
Eff. temperature (K)	-	Luminosity (L_⊙)	-
Lower limit (K)	-
Upper limit (K)	-

Links

SIMBAD CDS Portal

Notes

This object is classified as a symbiotic star candidate in the HASH Database of PNe (Parker et al., 2016), likely based on the work of Allen (1974).

References

Allen, D. A., 1974, MNRAS, 168, 1, 1974MNRAS.168....1A
Parker, Q. A., Bojičić, I. S., Frew, D. J., 2016, JPhCS, 728, 3, 032008, 2016JPhCS.728c2008P

Last updated: March 25, 2022