[KW2003] 95

CONFIRMED MILKY WAY
 
Constellation
Sagittarius
Equatorial coordinates
α = 18 11 23.208
δ = -24 14 30.091
Galactic coordinates
l = 6.9445°
b = -2.6437°

Suspected 2019Ref
Confirmed 2021Ref
Symbiotic IR type SRef
Hot component type shell-burningRef
Outbursts -

Identifiers

[KW2003] 95 IRAS - GSC2.4.2 S9SD003079 AAVSO -
SIMBAD [KW2003] 95 Pan-STARRS 78912728467430330 SAO - VSX -
GAIA DR3 4066214520316895360 SkyMapper 181123.21-241429.8 WRAY - GCVS -
2MASS J18112322-2414299 HIP - Hen - BD -
WISE J181123.21-241429.7 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 (°) 272.8467Ref Parallax (mas) 0.101±0.031Ref Reddening E(B-V) (mag) 1.36±0.12Ref, Note
Declination (°) -24.2417Ref Distance (kpc) 6.13Ref, Note, 5.62Ref, Note    
Galactic longitude (°) 6.9445Ref Proper motion in α (mas/yr) -3.62±0.04Ref    
Galactic latitude (°) -2.6437Ref Proper motion in δ (mas/yr) -11.10±0.03Ref    

Observations

X-Ray NoRef IR type SRef Radio -
X-Ray type - J (mag) 11.13Ref Flickering -
GALEX FUV (mag) - H (mag) 9.86Ref Outbursts -
GALEX NUV (mag) - K (mag) 9.37Ref Outburst type -
IUE NoRef WISE W1 (mag) 8.87Ref Jets -
FUSE NoRef WISE W2 (mag) 8.84Ref Resolved nebula -
U (mag) - WISE W3 (mag) 8.46Ref IPmax (eV) 54.4Ref
B (mag) - WISE W4 (mag) 7.61Ref [O III] lines YesRef
V (mag) 16.60Ref IRAS 12μm (Jy) - He II lines YesRef
R (mag) - IRAS 25μm (Jy) - [Fe VII] lines NoRef
I (mag) - IRAS 60μm (Jy) - O VI lines NoRef
BP (mag) 16.80Ref IRAS 100μm (Jy) -
G (mag) 14.98Ref AKARI S09 (Jy) -
RP (mag) 13.70Ref 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 KRef Mass (M) - Pulsation -
Eff. temperature (K) - Radius (R) - Type -
IR type SRef 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-burningRef Radius (R) - Accretion disk -
Eff. temperature (K) - Luminosity (L) -    
Lower limit (K) -        
Upper limit (K) -        

Links

SIMBAD   CDS Portal


Notes

Previously classified as a possible symbiotic star by Akras et al. (2019) based on a machine learning approach. Spectroscopic observations presented by Akras et al. (2021) confirmed the symbiotic nature.


References

  • Akras, S., Gonçalves, D. R., Alvarez-Candal, A. et al., 2021, MNRAS, 502, 2, 2513, 2021MNRAS.502.2513A
  • Akras, S., Leal-Ferreira, M. L., Guzman-Ramirez, L. et al., 2019, MNRAS, 483, 4, 5077, 2019MNRAS.483.5077A


Last updated: April 12, 2021