PPA J1807-3428

POSSIBLE MILKY WAY
 
Constellation
Sagittarius
Equatorial coordinates
α = 18 07 23.172
δ = -34 28 51.097
Galactic coordinates
l = 357.5022°
b = -6.7767°

Suspected 2016Ref
Confirmed -
Symbiotic IR type S?Ref
Hot component type -
Outbursts -

Identifiers

PPA J1807-3428 IRAS - GSC2.4.2 S9PF094097 AAVSO -
SIMBAD [KW2003] 91 Pan-STARRS - SAO - VSX -
GAIA DR3 4039519962898625920 SkyMapper - WRAY - GCVS -
2MASS J18072317-3428508 HIP - Hen - BD -
WISE J180723.17-342851.0 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 (°) 271.8466Ref Parallax (mas) 0.069±0.056Ref Reddening E(B-V) (mag) 0.31±0.01Ref, Note
Declination (°) -34.4809Ref Distance (kpc) 6.83Ref, Note, 7.61Ref, Note    
Galactic longitude (°) 357.5022Ref Proper motion in α (mas/yr) -2.93±0.06Ref    
Galactic latitude (°) -6.7767Ref Proper motion in δ (mas/yr) -4.41±0.04Ref    

Observations

X-Ray - IR type S?Ref Radio -
X-Ray type - J (mag) 9.21Ref Flickering -
GALEX FUV (mag) - H (mag) 8.04Ref Outbursts -
GALEX NUV (mag) - K (mag) 7.54Ref Outburst type -
IUE NoRef WISE W1 (mag) 7.12Ref Jets -
FUSE NoRef WISE W2 (mag) 6.96Ref Resolved nebula -
U (mag) - WISE W3 (mag) 6.11Ref IPmax (eV) 35.1Ref
B (mag) - WISE W4 (mag) 5.52Ref [O III] lines YesRef
V (mag) 18.00Ref IRAS 12μm (Jy) - He II lines NoRef
R (mag) - IRAS 25μm (Jy) - [Fe VII] lines NoRef
I (mag) - IRAS 60μm (Jy) - O VI lines NoRef
BP (mag) 16.89Ref IRAS 100μm (Jy) -
G (mag) 14.11Ref AKARI S09 (Jy) 0.21Ref
RP (mag) 12.57Ref AKARI S18 (Jy) -

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 S?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 symbiotic star candidate in the HASH Database of PNe (Parker et al., 2016), this object exhibits a spectrum characterized by red continuum, Balmer lines, and emission lines of [O III].


References

  • Parker, Q. A., Bojičić, I. S., Frew, D. J., 2016, JPhCS, 728, 3, 032008, 2016JPhCS.728c2008P


Last updated: March 25, 2022