GaSS 1-24

POSSIBLE MILKY WAY
 
Constellation
Ara
Equatorial coordinates
α = 17 17 44.369
δ = -61 38 05.453
Galactic coordinates
l = 329.5658°
b = -13.4824°

Suspected 2021Ref
Confirmed -
Symbiotic IR type S?Ref
Hot component type accreting-only?Ref
Outbursts -

Identifiers

GaSS 1-24 IRAS - GSC2.4.2 S7G3000483 AAVSO 000-BDG-714
SIMBAD V* V818 Ara Pan-STARRS - SAO - VSX 3621
GAIA DR3 5913483635125475328 SkyMapper 171744.37-613805.3 WRAY - GCVS V0818 Ara
2MASS J17174438-6138052 HIP - Hen - BD -
WISE J171744.37-613805.4 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 (°) 259.4349Ref Parallax (mas) 0.090±0.023Ref Reddening E(B-V) (mag) 0.09±0.0Ref, Note
Declination (°) -61.6348Ref Distance (kpc) 9.49Ref, Note, 6.65Ref, Note    
Galactic longitude (°) 329.5658Ref Proper motion in α (mas/yr) 0.03±0.02Ref    
Galactic latitude (°) -13.4824Ref Proper motion in δ (mas/yr) -6.80±0.02Ref    

Observations

X-Ray - IR type S?Ref Radio -
X-Ray type - J (mag) 9.00Ref Flickering NoRef
GALEX FUV (mag) - H (mag) 8.02Ref Outbursts -
GALEX NUV (mag) - K (mag) 7.79Ref Outburst type -
IUE NoRef WISE W1 (mag) 7.67Ref Jets -
FUSE NoRef WISE W2 (mag) 7.74Ref Resolved nebula -
U (mag) - WISE W3 (mag) 7.25Ref IPmax (eV) 13.6Ref
B (mag) 14.89Ref WISE W4 (mag) 6.82Ref [O III] lines NoRef
V (mag) 13.00Ref IRAS 12μm (Jy) - He II lines NoRef
R (mag) - IRAS 25μm (Jy) - [Fe VII] lines NoRef
I (mag) - IRAS 60μm (Jy) - O VI lines NoRef
BP (mag) 13.03Ref IRAS 100μm (Jy) -
G (mag) 11.76Ref AKARI S09 (Jy) -
RP (mag) 10.57Ref AKARI S18 (Jy) -

Orbit

Orbital period (days) - γ velocity (km/h) 174.15±0.49Ref 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 M6Ref Mass (M) - Pulsation Yes?Ref
Eff. temperature (K) - Radius (R) - Type SRaRef
IR type S?Ref Luminosity (L) - Pulsation period (days) 364Ref
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

Candidate for the accreting-only symbiotic star selected from the GALAH high-resolution spectroscopic survey (Munari et al., 2021). This object is also classified as an SRa variable with a period of 364 days, according to VSX (Watson et al., 2006).


References


Last updated: August 21, 2021