GSC 05140-03255

SUSPECTED MILKY WAY

Constellation
Aquila

Equatorial coordinates
α = 19 05 48.038
δ = -06 05 49.575

Galactic coordinates
l = 29.1194°
b = -5.9612°

Suspected	2019^Ref
Confirmed	-
Symbiotic IR type	S?^Ref
Hot component type	accreting-only?^Ref
Outbursts	-

Identifiers

GSC 05140-03255	IRAS -	GSC2.4.2 S9LW000510	AAVSO 000-BNG-637
SIMBAD GSC 05140-03255	Pan-STARRS 100682864501663913	SAO -	VSX 894778
GAIA DR3 4206122019168592896	SkyMapper 190548.03-060549.5	WRAY -	GCVS -
2MASS J19054804-0605494	HIP -	Hen -	BD -
WISE J190548.03-060549.6	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 (°)	286.4502^Ref	Parallax (mas)	0.062±0.058^Ref	Reddening E(B-V) (mag)	0.49±0.04^Ref ^{, Note}
Declination (°)	-6.0971^Ref	Distance (kpc)	7.95^Ref ^{, Note}, 5.86^Ref ^{, Note}
Galactic longitude (°)	29.1194^Ref	Proper motion in α (mas/yr)	-2.87±0.06^Ref
Galactic latitude (°)	-5.9612^Ref	Proper motion in δ (mas/yr)	-3.82±0.05^Ref

Observations

X-Ray	-	IR type	S?^Ref	Radio	-
X-Ray type	-	J (mag)	8.29^Ref	Flickering	Yes^Ref, No^Ref
GALEX FUV (mag)	-	H (mag)	7.32^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	6.90^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	6.67^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	6.83^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	6.54^Ref	IPmax (eV)	13.6^Ref
B (mag)	-	WISE W4 (mag)	6.45^Ref	[O III] lines	No^Ref
V (mag)	13.50^Ref	IRAS 12μm (Jy)	-	He II lines	No^Ref
R (mag)	-	IRAS 25μm (Jy)	-	[Fe VII] lines	No^Ref
I (mag)	-	IRAS 60μm (Jy)	-	O VI lines	No^Ref
BP (mag)	14.69^Ref	IRAS 100μm (Jy)	-
G (mag)	12.22^Ref	AKARI S09 (Jy)	0.19^Ref
RP (mag)	10.82^Ref	AKARI S18 (Jy)	-

Orbit

Orbital period (days)	-	γ velocity (km/h)	55.72±0.90^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	M6-7III^Ref, M6 III^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	accreting-only?^Ref	Radius (R_⊙)	-	Accretion disk	-
Eff. temperature (K)	-	Luminosity (L_⊙)	-
Lower limit (K)	-
Upper limit (K)	-

Links

SIMBAD CDS Portal

Notes

Suggested to be a symbiotic binary based on the detection of optical flickering by Lucy et al. (2019).

References

Lucy, A. B., Sokoloski, J. L., Walker, G. et al., 2019, ATel, 13152, 1, 2019ATel13152....1L
Lucy, A. B., 2021, PhDT, 1, 2021PhDT........17L
Waagen, E. O., 2020, AAVSO Alert Notice, 708, 1, 2020AAN...708....1W

Last updated: May 3, 2022