SSTISAGEMA J010442.60-721007.4

SUSPECTED SMC  

Equatorial coordinates
α = 16.177525 | 01 04 42.606
δ =  -72.168736 | -72 10 07.45
 
Constellation Tucana
Symbiotic IR Type S+IR🡕
Spectral Type  
Magnitude range (V)  
Outbursts No

Identifiers

SSTISAGEMA J010442.60-721007.4 GSC TYC WRAY
SIMBAD SSTISAGEMA J010442.60-721007.4 HIP SAO Hen
BD – IRAS  GAIA DR2  ESO
HD 2MASS  WISE J010442.62-721007.6 AAVSO 

Position

Right ascension (°) 16.177525ref  Parallax (mas) Reddening E(B-V) (mag) 0.274 ± 0.056ref
Declination (°) -72.168736ref Distance (kpc) 62.10 ± 1.90ref    
Galactic longitude (°) 301.497621ref Proper motion in α (mas/yr)    
Galactic latitude (°) -44.922534ref Proper motion in δ (mas/yr)    

Observations

U (mag) 18.31ref X-Ray   Flickering  
B (mag) 18.32ref X-Ray type   Outbursts No
V (mag) 17.66ref IUE No Type  
R (mag)   IRAS flux at 12 μm (Jy)   IPmax (eV) 35.1ref
I (mag) 16.83ref IRAS flux at 25 μm (Jy)   OVI lines Noref
G (mag)   IRAS flux at 60 μm (Jy)      
J (mag) 15.99ref IRAS flux at 100 μm (Jy)      
H (mag) 15.70ref WISE W1 (mag) 14.37ref    
K (mag) 14.99ref WISE W2 (mag) 13.78ref    
L (mag)   WISE W3 (mag) 11.55ref    
    WISE W4 (mag) 8.84ref    
    Radio      
    Radio flux (mJy)      

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  
Ephemeris type       Mass ratio  
Ephemeris T(JD)          

Cool component

Spectral type   Mass (M)   Pulsation  
Eff. temperature (K) 3585ref Radius (R)   Type  
IR type S+IR🡕, ref Luminosity (L) 455ref Pulsation period (days)  
Metallicity [Fe/H]       Ephemeris type  
        Ephemeris T(JD)  

Hot component

Type/Spectra   Mass (M)   Spin period (min)  
Eff. temperature (K)   Radius (R)   Accretion disk  
Lower limit (K)   Luminosity (L)      
Upper limit (K)          

Links

SIMBAD     CDS Portal


Notes

Kamath et al. (2014) classified the star as likely symbiotic star as its spectra show a photosphere of a cool star with a red continuum and strong emission lines.


References

  • Akras, S., Guzman-Ramirez, L., Leal-Ferreira, M. L., et al., 2019, ApJS, 240, 21, 2019ApJS..240…21A
  • Kamath, D., Wood, P. R., Van Winckel, H., 2014, MNRAS, 439, 2211, 2014MNRAS.439.2211K

Last updated: May 2, 2019 @ 11:31 am