KW Lyn

SUSPECTED MILKY WAY
 
Constellation
Lynx
Equatorial coordinates
α = 08 30 48.091
δ = +41 22 23.470
Galactic coordinates
l = 179.7985°
b = 35.5883°

Suspected 2023Ref
Confirmed -
Symbiotic IR type -
Hot component type -
Outbursts -

Identifiers

KW Lyn IRAS 08274+4132 GSC2.4.2 N9CH061710 AAVSO -
SIMBAD IRAS 08274+4132 Pan-STARRS 157641277003398866 SAO - VSX 359037
GAIA DR3 914921634271203456 SkyMapper - WRAY - GCVS KW Lyn
2MASS J08304794+4122230 HIP - Hen - BD -
WISE J083047.93+412222.9 TYC 2978-275-1 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 (°) 127.6997Ref Parallax (mas) 0.338±0.036Ref Reddening E(B-V) (mag) 0.03±0.0Ref, Note
Declination (°) 41.3730Ref Distance (kpc) 2.51Ref, Note, 2.47Ref, Note    
Galactic longitude (°) 179.7985Ref Proper motion in α (mas/yr) 4.12±0.03Ref    
Galactic latitude (°) 35.5883Ref Proper motion in δ (mas/yr) -2.50±0.03Ref    

Observations

X-Ray - IR type - Radio -
X-Ray type - J (mag) 6.79Ref Flickering -
GALEX FUV (mag) 22.01Ref H (mag) 5.93Ref Outbursts -
GALEX NUV (mag) 21.41Ref K (mag) 5.63Ref Outburst type -
IUE NoRef WISE W1 (mag) 5.70Ref Jets -
FUSE NoRef WISE W2 (mag) 5.65Ref Resolved nebula -
U (mag) - WISE W3 (mag) 4.83Ref IPmax (eV) -
B (mag) 12.68Ref WISE W4 (mag) 3.93Ref [O III] lines -
V (mag) 10.91Ref IRAS 12μm (Jy) 0.59Ref He II lines -
R (mag) - IRAS 25μm (Jy) 0.39Ref [Fe VII] lines -
I (mag) - IRAS 60μm (Jy) 0.40Ref O VI lines -
BP (mag) 11.73Ref IRAS 100μm (Jy) 1.27Ref
G (mag) 10.02Ref AKARI S09 (Jy) 0.53Ref
RP (mag) 8.75Ref AKARI S18 (Jy) 0.29Ref

Orbit

Orbital period (days) - γ velocity (km/h) -23.96±0.45Ref 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 - Mass (M) - Pulsation Yes?Ref
Eff. temperature (K) - Radius (R) - Type SR?Ref
IR type - Luminosity (L) - Pulsation period (days) 442.7656954Ref
Metallicity [Fe/H] -     Pulsation ephemeris -

Hot component

Type/Spectral type WDRef 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

Suspected of having a symbiotic nature by Akras (2023). The authors employed a combination of GALEX UV photometry, 2MASS/WISE IR photometry, and the ASAS-SN variables catalog to select the candidates.


References


Last updated: January 31, 2023