Gaia DR3 2031868355378680448

SUSPECTED MILKY WAY
 
Constellation
Cygnus
Equatorial coordinates
α = 19 50 43.274
δ = +29 50 35.430
Galactic coordinates
l = 65.9081°
b = 1.6872°

Suspected 2022Ref
Confirmed -
Symbiotic IR type -
Hot component type -
Outbursts -

Identifiers

Gaia DR3 2031868355378680448 IRAS - GSC2.4.2 N2FB455989 AAVSO -
SIMBAD Gaia DR3 2031868355378680448 Pan-STARRS 143812976803072364 SAO - VSX -
GAIA DR3 2031868355378680448 SkyMapper - WRAY - GCVS -
2MASS J19504327+2950353 HIP - Hen - BD -
WISE J195043.27+295035.4 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 (°) 297.6803Ref Parallax (mas) 0.124±0.043Ref Reddening E(B-V) (mag) 2.03±0.09Ref, Note
Declination (°) 29.8432Ref Distance (kpc) 5.76Ref, Note, 6.25Ref, Note    
Galactic longitude (°) 65.9081Ref Proper motion in α (mas/yr) -3.23±0.04Ref    
Galactic latitude (°) 1.6872Ref Proper motion in δ (mas/yr) -4.68±0.04Ref    

Observations

X-Ray - IR type - Radio -
X-Ray type - J (mag) 9.79Ref Flickering -
GALEX FUV (mag) - H (mag) 8.53Ref Outbursts -
GALEX NUV (mag) - K (mag) 8.07Ref Outburst type -
IUE NoRef WISE W1 (mag) 7.78Ref Jets -
FUSE NoRef WISE W2 (mag) 7.87Ref Resolved nebula -
U (mag) - WISE W3 (mag) 7.29Ref IPmax (eV) -
B (mag) - WISE W4 (mag) 6.69Ref [O III] lines -
V (mag) - IRAS 12μm (Jy) - He II lines -
R (mag) - IRAS 25μm (Jy) - [Fe VII] lines -
I (mag) - IRAS 60μm (Jy) - O VI lines -
BP (mag) 16.51Ref IRAS 100μm (Jy) -
G (mag) 14.33Ref AKARI S09 (Jy) 0.05Ref
RP (mag) 12.78Ref AKARI S18 (Jy) -

Orbit

Orbital period (days) - γ velocity (km/h) -61.31±1.80Ref 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 M?Ref Mass (M) - Pulsation -
Eff. temperature (K) - Radius (R) - Type -
IR type - Luminosity (L) - Pulsation period (days) -
Metallicity [Fe/H] -     Pulsation ephemeris -

Hot component

Type/Spectral type - Mass (M) - Spin period (min) -
Shell-burning/Accreting-only - Radius (R) - Accretion disk -
Eff. temperature (K) - Luminosity (L) -    
Lower limit (K) -        
Upper limit (K) -        

Links

SIMBAD   CDS Portal


Notes

Classified as a symbiotic star by Rimoldini et al. (2023) based on a machine-learning technique applied to Gaia DR3 data, including astrometric, photometric, and photometric time series information.


References


Last updated: January 16, 2023