M31SyS J004241.96+415656.4

CONFIRMED M31  

Equatorial coordinates
α =  10.675000 | 00 42 42.000000
δ =  41.948920 | +41 56 56.100000
 
Constellation Andromeda
Symbiotic IR Type D
Spectral Type  
Magnitude range (V)  
Outbursts No

Identifiers

M31SyS J004241.96+415656.4 GSC TYC WRAY
SIMBAD M31SyS J004241.96+415656.4 HIP SAO Hen
BD – IRAS  GAIA DR2 369248478857243136? ESO
HD 2MASS  WISE  AAVSO

Position

Right ascension (°) 10.675000ref  Parallax (mas) Reddening E(B-V) (mag) 0.067 ± 0.002ref
Declination (°) 41.948920ref Distance (kpc) 785.00 ± 25.00ref    
Galactic longitude (°) 121.193040ref Proper motion in α (mas/yr)    
Galactic latitude (°) -20.893330ref Proper motion in δ (mas/yr)    

Observations

U (mag)   X-Ray   Flickering  
B (mag)   X-Ray type   Outbursts No
V (mag) 23.50ref IUE No Type  
R (mag)   IRAS flux at 12 μm (Jy)   IPmax (eV) 41.0ref
I (mag)   IRAS flux at 25 μm (Jy)   OVI lines Noref
G (mag) 20.55ref 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)   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 Dref 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) 41000ref Luminosity (L)      
Upper limit (K)          

Links

SIMBAD     CDS Portal


Notes

 


References

Last updated: Jan 14, 2019 @ 9:29 am