New Online Database of Symbiotic Variables: LAMOST J135013.39+474041.7

Constellation
Canes Venatici

Equatorial coordinates
α = 13 50 12.974
δ = +47 40 41.671

Galactic coordinates
l = 97.6168°
b = 66.4579°

Suspected	2023^Ref
Confirmed	-
Symbiotic IR type	-
Hot component type	accreting-only^Ref
Outbursts	-

Identifiers

LAMOST J135013.39+474041.7	IRAS 13482+4755	GSC2.4.2 N5N8059359	AAVSO -
SIMBAD IRAS 13482+4755	Pan-STARRS 165212075542624435	SAO -	VSX 278471
GAIA DR3 1509944994710220544	SkyMapper -	WRAY -	GCVS GY CVn
2MASS J13501297+4740419	HIP -	Hen -	BD -
WISE J135012.99+474041.7	TYC 3467-1086-1	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 (°)	207.5541^Ref	Parallax (mas)	0.459±0.028^Ref	Reddening E(B-V) (mag)	0.02±0.0^Ref ^{, Note}
Declination (°)	47.6782^Ref	Distance (kpc)	1.96^Ref ^{, Note}, 1.96^Ref ^{, Note}
Galactic longitude (°)	97.6168^Ref	Proper motion in α (mas/yr)	-12.50±0.02^Ref
Galactic latitude (°)	66.4579^Ref	Proper motion in δ (mas/yr)	-5.19±0.03^Ref

Observations

X-Ray	-	IR type	-	Radio	-
X-Ray type	-	J (mag)	6.29^Ref	Flickering	-
GALEX FUV (mag)	-	H (mag)	5.45^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	5.12^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	5.11^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	4.97^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	4.88^Ref	IPmax (eV)	-
B (mag)	12.50^Ref	WISE W4 (mag)	4.64^Ref	[O III] lines	-
V (mag)	11.11^Ref	IRAS 12μm (Jy)	0.44^Ref	He II lines	-
R (mag)	-	IRAS 25μm (Jy)	0.25^Ref	[Fe VII] lines	-
I (mag)	-	IRAS 60μm (Jy)	0.40^Ref	O VI lines	-
BP (mag)	11.33^Ref	IRAS 100μm (Jy)	1.00^Ref
G (mag)	9.54^Ref	AKARI S09 (Jy)	0.64^Ref
RP (mag)	8.25^Ref	AKARI S18 (Jy)	0.17^Ref

Orbit

Orbital period (days)	-	γ velocity (km/h)	3.62±0.28^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	-
Eff. temperature (K)	-	Radius (R_⊙)	-	Type	-
IR type	-	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

Suspected of having a symbiotic nature by Jia et al. (2023) based on the machine-learning search. Designated as LAMOST J135013.39+474041.7 in the original paper. The spectra from the SDSS survey suggest an accreting-only nature.

References

Jia, Y., Guo, S., Zhu, C. et al., 2023, RAA, 23, 10, 105012, 2023RAA....23j5012J

LAMOST J135013.39+474041.7