DeGaPe 35

CONFIRMED MILKY WAY

Constellation
Circinus

Equatorial coordinates
α = 15 21 17.844
δ = -59 00 33.730

Galactic coordinates
l = 321.1911°
b = -1.5566°

Suspected	2023^Ref
Confirmed	2023^Ref
Symbiotic IR type	S^Ref
Hot component type	shell-burning^Ref
Outbursts	-

Identifiers

DeGaPe 35	IRAS 15172-5849	GSC2.4.2 S7PK012494	AAVSO -
SIMBAD Gaia DR3 5876809592272974592	Pan-STARRS -	SAO -	VSX 2282641
GAIA DR3 5876809592272974592	SkyMapper 152117.84-590033.6	WRAY -	GCVS -
2MASS J15211785-5900339	HIP -	Hen -	BD -
WISE J152117.84-590033.6	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 (°)	230.3243^Ref	Parallax (mas)	0.197±0.053^Ref	Reddening E(B-V) (mag)	2.36±0.15^Ref ^{, Note}
Declination (°)	-59.0094^Ref	Distance (kpc)	4.24^Ref ^{, Note}, 3.63^Ref ^{, Note}
Galactic longitude (°)	321.1911^Ref	Proper motion in α (mas/yr)	-4.35±0.06^Ref
Galactic latitude (°)	-1.5566^Ref	Proper motion in δ (mas/yr)	-2.84±0.06^Ref

Observations

X-Ray	-	IR type	S^Ref	Radio	-
X-Ray type	-	J (mag)	8.34^Ref	Flickering	-
GALEX FUV (mag)	-	H (mag)	6.88^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	6.25^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	5.94^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	5.94^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	5.60^Ref	IPmax (eV)	114^Ref
B (mag)	-	WISE W4 (mag)	4.92^Ref	[O III] lines	No^Ref
V (mag)	-	IRAS 12μm (Jy)	1.41^Ref	He II lines	Yes^Ref
R (mag)	-	IRAS 25μm (Jy)	1.39^Ref	[Fe VII] lines	Yes^Ref
I (mag)	-	IRAS 60μm (Jy)	7.81^Ref	O VI lines	Yes^Ref
BP (mag)	16.21^Ref	IRAS 100μm (Jy)	36.30^Ref
G (mag)	13.30^Ref	AKARI S09 (Jy)	0.31^Ref
RP (mag)	11.77^Ref	AKARI S18 (Jy)	-

Orbit

Orbital period (days)	700-800?^Ref	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	M4-5^Ref	Mass (M_⊙)	-	Pulsation	-
Eff. temperature (K)	3380-3470^Ref	Radius (R_⊙)	150-167^Ref	Type	-
IR type	S^Ref	Luminosity (L_⊙)	2970-3220^Ref	Pulsation period (days)	-
Metallicity [Fe/H]	-			Pulsation ephemeris	-

Hot component

Type/Spectral type	WD^Ref	Mass (M_⊙)	-	Spin period (min)	-
Shell-burning/Accreting-only	shell-burning^Ref	Radius (R_⊙)	-	Accretion disk	-
Eff. temperature (K)	-	Luminosity (L_⊙)	>2300-2400^Ref
Lower limit (K)	114000^Ref
Upper limit (K)	138000-171000^Ref

Links

SIMBAD CDS Portal

Notes

References

Petit, T., Merc, J., Gális, R. et al., 2023, NewA, 98, 101943, 2023NewA...9801943P

Last updated: May 3, 2022