New Online Database of Symbiotic Variables: IPHAS J185704.44+002631.7

Constellation
Aquila

Equatorial coordinates
α = 18 57 04.438
δ = +00 26 31.680

Galactic coordinates
l = 33.9680°
b = -1.0523°

Suspected	2008^Ref
Confirmed	2008^Ref
Symbiotic IR type	S^Ref
Hot component type	shell-burning^Ref
Outbursts	-

Identifiers

IPHAS J185704.44+002631.7	IRAS -	GSC2.4.2 N1NQ013089	AAVSO 000-BKT-294
SIMBAD IPHAS J185704.44+002631.7	Pan-STARRS 108532842685151013	SAO -	VSX 225721
GAIA DR3 4266638688148754304	SkyMapper -	WRAY -	GCVS -
2MASS J18570444+0026318	HIP -	Hen -	BD -
WISE J185704.43+002631.7	TYC -	ESO -	HD -

Symbiotic Catalogs

Bidelman (1954)	-	Allen (1984)	-	Belzcyński et al. (2001)	-
Gaposchkin (1957)	-	Kenyon (1986)	-	Akras et al. (2019)	IPHASJ185704.44+002631.7 (Conf.)
Boyarchuk (1969)	-	Vaidis (1988, 1991)	-

Position

Right ascension (°)	284.2685^Ref	Parallax (mas)	0.070±0.108^Ref	Reddening E(B-V) (mag)	3.01±0.14^Ref ^{, Note}
Declination (°)	0.4421^Ref	Distance (kpc)	5.11^Ref ^{, Note}, 3.75^Ref ^{, Note}
Galactic longitude (°)	33.9680^Ref	Proper motion in α (mas/yr)	-2.92±0.12^Ref
Galactic latitude (°)	-1.0523^Ref	Proper motion in δ (mas/yr)	-6.53±0.09^Ref

Observations

X-Ray	No^Ref	IR type	S^Ref	Radio	-
X-Ray type	-	J (mag)	10.43^Ref	Flickering	-
GALEX FUV (mag)	-	H (mag)	8.86^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	8.09^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	7.60^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	7.54^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	5.75^Ref	IPmax (eV)	35.1^Ref
B (mag)	-	WISE W4 (mag)	4.29^Ref	[O III] lines	Yes^Ref
V (mag)	-	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)	18.90^Ref	IRAS 100μm (Jy)	-
G (mag)	16.17^Ref	AKARI S09 (Jy)	0.18^Ref
RP (mag)	14.59^Ref	AKARI S18 (Jy)	0.18^Ref

Orbit

Orbital period (days)	-	γ velocity (km/h)	-	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	shell-burning^Ref	Radius (R_⊙)	-	Accretion disk	-
Eff. temperature (K)	-	Luminosity (L_⊙)	-
Lower limit (K)	-
Upper limit (K)	-

Links

SIMBAD CDS Portal

Notes

The symbiotic nature of the object is indicated by the simultaneous presence of high-excitation emission lines of [O III] and [Ar III], along with the TiO absorption bands typical of an M-type star (Corradi et al., 2008).

References

Corradi, R. L. M., Rodríguez-Flores, E. R., Mampaso, A. et al., 2008, A&A, 480, 2, 409, 2008A&A...480..409C

IPHAS J185704.44+002631.7