[RSS2018] a50

SUSPECTED NGC 300  

Equatorial coordinates
α =  13.719296 | 00 54 52.631000
δ =  -37.689681 | -37 41 22.850000
 
Constellation Sculptor
Symbiotic IR Type  
Spectral Type  
Magnitude range (V)  
Outbursts No

Identifiers

[RSS2018] a50 GSC TYC WRAY
SIMBAD  HIP SAO Hen
BD – IRAS  GAIA DR2  ESO
HD 2MASS  WISE  AAVSO

Position

Right ascension (°) 13.719296ref  Parallax (mas) Reddening E(B-V) (mag) 0.011 ± 0.000ref
Declination (°) -37.689681ref  Distance (kpc) 1860.00 ± 70.00ref    
Galactic longitude (°) 299.225900ref  Proper motion in α (mas/yr)    
Galactic latitude (°) -79.413800ref  Proper motion in δ (mas/yr)    

Observations

U (mag)   X-Ray   Flickering  
B (mag)   X-Ray type   Outbursts No
V (mag)   IUE No Type  
R (mag)   IRAS flux at 12 μm (Jy)   IPmax (eV)  
I (mag)   IRAS flux at 25 μm (Jy)   OVI lines  
G (mag)   IRAS flux at 60 μm (Jy)      
J (mag)   IRAS flux at 100 μm (Jy)      
H (mag)   WISE W1 (mag)      
K (mag)   WISE W2 (mag)      
L (mag)   WISE W3 (mag)      
    WISE W4 (mag)      
    Radio      
    Radio flux (mJy)      

Orbit

Orbital period (days)   γ velocity (km/h) 136ref  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)   Radius (R)   Type  
IR type   Luminosity (L)   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

 


Notes

Emission lines star associated with AGB star proposed as a symbiotic star candidate in Roth et al. (2018).


References

Last updated: Jan 12, 2019 @ 11:39 am