New Online Database of Symbiotic Variables: PHR J1838-1035

Constellation
Scutum

Equatorial coordinates
α = 18 38 54.558
δ = -10 34 51.588

Galactic coordinates
l = 22.0937°
b = -2.0590°

Suspected	2016^Ref
Confirmed	-
Symbiotic IR type	S?^Ref
Hot component type	-
Outbursts	-

Identifiers

PHR J1838-1035	IRAS 18361-1037	GSC2.4.2 S9MQ063329	AAVSO -
SIMBAD IRAS 18361-1037	Pan-STARRS 95302797273233119	SAO -	VSX 141963
GAIA DR3 4155151954303602816	SkyMapper 183854.54-103451.5	WRAY -	GCVS -
2MASS J18385456-1034515	HIP -	Hen -	BD -
WISE J183854.54-103451.5	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 (°)	279.7273^Ref	Parallax (mas)	0.153±0.135^Ref	Reddening E(B-V) (mag)	1.88±0.06^Ref ^{, Note}
Declination (°)	-10.5810^Ref	Distance (kpc)	5.48^Ref ^{, Note}, 2.01^Ref ^{, Note}
Galactic longitude (°)	22.0937^Ref	Proper motion in α (mas/yr)	-1.72±0.13^Ref
Galactic latitude (°)	-2.0590^Ref	Proper motion in δ (mas/yr)	-2.72±0.11^Ref

Observations

X-Ray	-	IR type	S?^Ref	Radio	-
X-Ray type	-	J (mag)	6.66^Ref	Flickering	-
GALEX FUV (mag)	-	H (mag)	5.45^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	4.80^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	4.31^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	3.83^Ref	Resolved nebula	Yes^Ref
U (mag)	-	WISE W3 (mag)	3.05^Ref	IPmax (eV)	-
B (mag)	-	WISE W4 (mag)	2.39^Ref	[O III] lines	-
V (mag)	-	IRAS 12μm (Jy)	2.24^Ref	He II lines	-
R (mag)	-	IRAS 25μm (Jy)	0.72^Ref	[Fe VII] lines	-
I (mag)	-	IRAS 60μm (Jy)	19.10^Ref	O VI lines	-
BP (mag)	17.09^Ref	IRAS 100μm (Jy)	235.00^Ref
G (mag)	12.22^Ref	AKARI S09 (Jy)	-
RP (mag)	10.74^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	-	Mass (M_⊙)	-	Pulsation	Yes^Ref
Eff. temperature (K)	-	Radius (R_⊙)	-	Type	Mira^Ref
IR type	S?^Ref	Luminosity (L_⊙)	-	Pulsation period (days)	440.35^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

Identified as a long-period variable in Mowlavi et al. (2018), the possible symbiotic nature of this star was suggested in the HASH Database of PNe. This suggestion is based on the detection of a potential symbiotic outflow at coordinates RA 18:38:54.00, DEC -10:35:03.84 (PHR J1838-1035).

References

Mowlavi, N., Lecoeur-Taïbi, I., Lebzelter, T. et al., 2018, A&A, 618, A58, 2018A&A...618A..58M
Parker, Q. A., Bojičić, I. S., Frew, D. J., 2016, JPhCS, 728, 3, 032008, 2016JPhCS.728c2008P

PHR J1838-1035