New Online Database of Symbiotic Variables: IPHAS J182906.08-003457.2

Constellation
Serpens

Equatorial coordinates
α = 18 29 06.080
δ = -00 34 57.208

Galactic coordinates
l = 29.8595°
b = 4.7013°

Suspected	2010^Ref
Confirmed	2010^Ref
Symbiotic IR type	S^Ref
Hot component type	shell-burning^Ref
Outbursts	-

Identifiers

IPHAS J182906.08-003457.2	IRAS -	GSC2.4.2 S9IE027223	AAVSO 000-BLH-239
SIMBAD IPHAS J182906.08-003457.2	Pan-STARRS 107302772753231390	SAO -	VSX 238529
GAIA DR3 4272846466383254912	SkyMapper 182906.07-003457.1	WRAY -	GCVS -
2MASS J18290607-0034571	HIP -	Hen -	BD -
WISE J182906.07-003457.2	TYC -	ESO -	HD -

Symbiotic Catalogs

Bidelman (1954)	-	Allen (1984)	-	Belzcyński et al. (2001)	-
Gaposchkin (1957)	-	Kenyon (1986)	-	Akras et al. (2019)	IPHASJ182906.08-003457.2 (Conf.)
Boyarchuk (1969)	-	Vaidis (1988, 1991)	-

Position

Right ascension (°)	277.2753^Ref	Parallax (mas)	-0.125±0.073^Ref	Reddening E(B-V) (mag)	1.58±0.1^Ref ^{, Note}
Declination (°)	-0.5826^Ref	Distance (kpc)	6.7^Ref 8.63^Ref ^{, Note}, 8.63^Ref ^{, Note}
Galactic longitude (°)	29.8595^Ref	Proper motion in α (mas/yr)	-3.41±0.07^Ref
Galactic latitude (°)	4.7013^Ref	Proper motion in δ (mas/yr)	-5.66±0.06^Ref

Observations

X-Ray	-	IR type	S^Ref	Radio	-
X-Ray type	-	J (mag)	10.97^Ref	Flickering	-
GALEX FUV (mag)	-	H (mag)	9.61^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	9.06^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	8.82^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	8.84^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	8.59^Ref	IPmax (eV)	99^Ref
B (mag)	-	WISE W4 (mag)	8.20^Ref	[O III] lines	No^Ref
V (mag)	-	IRAS 12μm (Jy)	-	He II lines	Yes^Ref
R (mag)	-	IRAS 25μm (Jy)	-	[Fe VII] lines	Yes^Ref
I (mag)	14.22^Ref	IRAS 60μm (Jy)	-	O VI lines	No^Ref
BP (mag)	18.72^Ref	IRAS 100μm (Jy)	-
G (mag)	15.81^Ref	AKARI S09 (Jy)	-
RP (mag)	14.30^Ref	AKARI S18 (Jy)	-

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	M5.7^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

It exhibits a classical spectrum of a symbiotic star, featuring a prominent red continuum with deep TiO absorption bands characteristic of an M giant, along with emission lines spanning from low to high excitation (Corradi et al., 2010).

References

Corradi, R. L. M., Valentini, M., Munari, U. et al., 2010, A&A, 509, A41, 2010A&A...509A..41C

IPHAS J182906.08-003457.2