M31SyS J003857.17+403132.2

CONFIRMED M31  

Equatorial coordinates
α =  9.738290 | 00 38 57.190000
δ =  40.525610 | +40 31 32.200000
 
Constellation Andromeda
Symbiotic IR Type S
Spectral Type M4
Magnitude range (V)  
Outbursts No

Identifiers

M31SyS J003857.17+403132.2 GSC TYC WRAY
SIMBAD LGGS J003857.19+403132.2 HIP SAO Hen
BD – IRAS GAIA DR2 ESO
HD 2MASS – WISE AAVSO

Position

Right ascension (°) 9.738290ref Parallax (mas) Reddening E(B-V) (mag) 0.105 ± 0.016ref
Declination (°) 40.525610ref Distance (kpc) 785.00 ± 25.00ref    
Galactic longitude (°) 120.368380ref Proper motion in α (mas/yr)    
Galactic latitude (°) -22.283990ref Proper motion in δ (mas/yr)    

Observations

U (mag) 19.93ref X-Ray   Flickering  
B (mag) 21.16ref X-Ray type   Outbursts No
V (mag) 20.85ref IUE No Type  
R (mag)   IRAS flux at 12 μm (Jy)   IPmax (eV) 64.5ref
I (mag) 19.87ref IRAS flux at 25 μm (Jy)   OVI lines Noref
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)   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 M4ref Mass (M)   Pulsation  
Eff. temperature (K)   Radius (R)   Type  
IR type Sref 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) 64000ref Luminosity (L)      
Upper limit (K)          

Links

SIMBAD     CDS Portal


Notes

 


References

Last updated: Jan 12, 2019 @ 2:30 pm