MaC 1-17

CONFIRMED MILKY WAY

Constellation
Aquila

Equatorial coordinates
α = 19 12 57.266
δ = -05 21 20.578

Galactic coordinates
l = 30.5917°
b = -7.2171°

Suspected	1997^Ref
Confirmed	1997^Ref
Symbiotic IR type	S^Ref
Hot component type	shell-burning^Ref
Outbursts	-

Identifiers

MaC 1-17	IRAS -	GSC2.4.2 SA4K050355	AAVSO 000-BJT-993
SIMBAD PN MaC 1-17	Pan-STARRS 101572882386283577	SAO -	VSX 239263
GAIA DR3 4212073984827936640	SkyMapper 191257.26-052120.6	WRAY -	GCVS -
2MASS J19125726-0521204	HIP -	Hen -	BD -
WISE J191257.26-052120.5	TYC -	ESO -	HD -

Symbiotic Catalogs

Bidelman (1954)	-	Allen (1984)	-	Belzcyński et al. (2001)	MaC 1-17 (Conf.)
Gaposchkin (1957)	-	Kenyon (1986)	-	Akras et al. (2019)	MaC 1-17 (Conf.)
Boyarchuk (1969)	-	Vaidis (1988, 1991)	-

Position

Right ascension (°)	288.2386^Ref	Parallax (mas)	0.029±0.024^Ref	Reddening E(B-V) (mag)	0.52±0.02^Ref ^{, Note}
Declination (°)	-5.3557^Ref	Distance (kpc)	7^Ref 9.59^Ref ^{, Note}, 8.28^Ref ^{, Note}
Galactic longitude (°)	30.5917^Ref	Proper motion in α (mas/yr)	-3.47±0.02^Ref
Galactic latitude (°)	-7.2171^Ref	Proper motion in δ (mas/yr)	-4.24±0.02^Ref

Observations

X-Ray	No^Ref	IR type	S^Ref	Radio	-
X-Ray type	-	J (mag)	10.38^Ref	Flickering	No^Ref
GALEX FUV (mag)	-	H (mag)	9.35^Ref	Outbursts	-
GALEX NUV (mag)	-	K (mag)	8.96^Ref	Outburst type	-
IUE	No^Ref	WISE W1 (mag)	8.78^Ref	Jets	-
FUSE	No^Ref	WISE W2 (mag)	8.80^Ref	Resolved nebula	-
U (mag)	-	WISE W3 (mag)	8.33^Ref	IPmax (eV)	54.4^Ref
B (mag)	17.30^Ref	WISE W4 (mag)	7.69^Ref	[O III] lines	Yes^Ref
V (mag)	15.39^Ref	IRAS 12μm (Jy)	-	He II lines	Yes^Ref
R (mag)	-	IRAS 25μm (Jy)	-	[Fe VII] lines	No^Ref
I (mag)	-	IRAS 60μm (Jy)	-	O VI lines	No^Ref
BP (mag)	15.35^Ref	IRAS 100μm (Jy)	-
G (mag)	13.71^Ref	AKARI S09 (Jy)	-
RP (mag)	12.46^Ref	AKARI S18 (Jy)	-

Orbit

Orbital period (days)	-	γ velocity (km/h)	-67.04±21.41^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	M1^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_⊙)	740^Ref
Lower limit (K)	54000^Ref
Upper limit (K)	90000^Ref

Links

SIMBAD CDS Portal

Notes

References

Merc, J., Beck, P. G., Mathur, S. et al., 2023, arXiv, arXiv:2312.16126, 2023arXiv231216126M
Mikołajewska, J., Acker, A., Stenholm, B., 1997, A&A, 327, 191, 1997A&A...327..191M

Last updated: January 13, 2024