New Online Database of Symbiotic Variables: Gaia DR3 4062884241351966208

Constellation
Sagittarius

Equatorial coordinates
α = 18 04 35.402
δ = -28 04 47.055

Galactic coordinates
l = 2.8427°
b = -3.1664°

Suspected	2022^Ref
Confirmed	-
Symbiotic IR type	-
Hot component type	-
Outbursts	-

Identifiers

Gaia DR3 4062884241351966208	IRAS -	GSC2.4.2 S9TK020666	AAVSO -
SIMBAD Gaia DR3 4062884241351966208	Pan-STARRS 74302711475484651	SAO -	VSX 868452
GAIA DR3 4062884241351966208	SkyMapper 180435.38-280447.1	WRAY -	GCVS -
2MASS J18043540-2804468	HIP -	Hen -	BD -
WISE J180435.40-280447.0	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 (°)	271.1475^Ref	Parallax (mas)	0.175±0.078^Ref	Reddening E(B-V) (mag)	0.68±0.04^Ref ^{, Note}
Declination (°)	-28.0797^Ref	Distance (kpc)	5.41^Ref ^{, Note}, 5.00^Ref ^{, Note}
Galactic longitude (°)	2.8427^Ref	Proper motion in α (mas/yr)	1.42±0.07^Ref
Galactic latitude (°)	-3.1664^Ref	Proper motion in δ (mas/yr)	-8.21±0.05^Ref

Observations

X-Ray	-	IR type	-	Radio	-
X-Ray type	-	J (mag)	10.38^Ref	Flickering	-
GALEX FUV (mag)	-	H (mag)	9.33^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	9.02^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	9.07^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	9.16^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	8.94^Ref	IPmax (eV)	-
B (mag)	-	WISE W4 (mag)	8.40^Ref	[O III] lines	-
V (mag)	-	IRAS 12μm (Jy)	-	He II lines	-
R (mag)	-	IRAS 25μm (Jy)	-	[Fe VII] lines	-
I (mag)	-	IRAS 60μm (Jy)	-	O VI lines	-
BP (mag)	15.16^Ref	IRAS 100μm (Jy)	-
G (mag)	13.68^Ref	AKARI S09 (Jy)	-
RP (mag)	12.44^Ref	AKARI S18 (Jy)	-

Orbit

Orbital period (days)	-	γ velocity (km/h)	54.25±0.12^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	-	Mass (M_⊙)	-	Pulsation	Yes?^Ref
Eff. temperature (K)	-	Radius (R_⊙)	-	Type	SR^Ref
IR type	-	Luminosity (L_⊙)	-	Pulsation period (days)	40.992^Ref
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

Classified as a symbiotic star by Rimoldini et al. (2023) based on a machine-learning technique applied to Gaia DR3 data, including astrometric, photometric, and photometric time series information. Periodicity of 40.99 days reported by Soszyński et al. (2013).

References

Rimoldini, L., Holl, B., Gavras, P. et al., 2023, A&A, 674, A14, 2023A&A...674A..14R
Soszyński, I., Udalski, A., Szymański, M. K. et al., 2013, AcA, 63, 1, 21, 2013AcA....63...21S

Gaia DR3 4062884241351966208