VPHASDR2J152144.3-572220.6

SUSPECTED MILKY WAY
 
Constellation
Circinus
Equatorial coordinates
α = 15 21 44.293
δ = -57 22 20.677
Galactic coordinates
l = 322.1274°
b = -0.2126°

Suspected 2019Ref
Confirmed -
Symbiotic IR type D?Ref
Hot component type -
Outbursts -

Identifiers

VPHASDR2J152144.3-572220.6 IRAS 15178-5711 GSC2.4.2 S7D2004440 AAVSO -
SIMBAD IRAS 15178-5711 Pan-STARRS - SAO - VSX -
GAIA DR3 5883165014323131136 SkyMapper - WRAY - GCVS -
2MASS J15214430-5722205 HIP - Hen - BD -
WISE J152144.27-572220.7 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 (°) 230.4346Ref Parallax (mas) 0.081±0.045Ref Reddening E(B-V) (mag) 6.33±0.22Ref, Note
Declination (°) -57.3724Ref Distance (kpc) 6.22Ref, Note, 5.52Ref, Note    
Galactic longitude (°) 322.1274Ref Proper motion in α (mas/yr) -4.45±0.04Ref    
Galactic latitude (°) -0.2126Ref Proper motion in δ (mas/yr) -3.86±0.05Ref    

Observations

X-Ray NoRef IR type D?Ref Radio -
X-Ray type - J (mag) 10.68Ref Flickering -
GALEX FUV (mag) - H (mag) 8.91Ref Outbursts -
GALEX NUV (mag) - K (mag) 7.45Ref Outburst type -
IUE NoRef WISE W1 (mag) 5.91Ref Jets -
FUSE NoRef WISE W2 (mag) 4.74Ref Resolved nebula -
U (mag) - WISE W3 (mag) 3.02Ref IPmax (eV) -
B (mag) - WISE W4 (mag) 1.58Ref [O III] lines -
V (mag) - IRAS 12μm (Jy) 3.00Ref He II lines -
R (mag) - IRAS 25μm (Jy) 2.30Ref [Fe VII] lines -
I (mag) - IRAS 60μm (Jy) 10.90Ref O VI lines -
BP (mag) 17.81Ref IRAS 100μm (Jy) 177.00Ref
G (mag) 15.60Ref AKARI S09 (Jy) 2.30Ref
RP (mag) 14.19Ref AKARI S18 (Jy) 1.99Ref

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 -
Eclipses -     Mass ratio -
Orbital ephemeris -        

Cool component

Spectral type - Mass (M) - Pulsation -
Eff. temperature (K) - Radius (R) - Type -
IR type D?Ref 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 possible symbiotic star based on infrared data by Akras et al. (2019).


References

  • Akras, S., Leal-Ferreira, M. L., Guzman-Ramirez, L. et al., 2019, MNRAS, 483, 4, 5077, 2019MNRAS.483.5077A


Last updated: May 3, 2022