PHR J1809-2444

SUSPECTED MILKY WAY
 
Constellation
Sagittarius
Equatorial coordinates
α = 18 09 10.101
δ = -24 44 30.919
Galactic coordinates
l = 6.2624°
b = -2.4421°

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

Identifiers

PHR J1809-2444 IRAS - GSC2.4.2 S9SF254256 AAVSO -
SIMBAD Gaia DR3 4065818283820985088 Pan-STARRS 78312722920920042 SAO - VSX -
GAIA DR3 4065818283820985088 SkyMapper 180910.08-244430.8 WRAY - GCVS -
2MASS J18091010-2444309 HIP - Hen - BD -
WISE J180910.10-244430.9 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 (°) 272.2921Ref Parallax (mas) 0.072±0.086Ref Reddening E(B-V) (mag) 1.68±0.12Ref, Note
Declination (°) -24.7419Ref Distance (kpc) 6.05Ref, Note, 5.57Ref, Note    
Galactic longitude (°) 6.2624Ref Proper motion in α (mas/yr) -1.59±0.10Ref    
Galactic latitude (°) -2.4421Ref Proper motion in δ (mas/yr) -2.41±0.07Ref    

Observations

X-Ray NoRef IR type S?Ref Radio -
X-Ray type - J (mag) 9.66Ref Flickering -
GALEX FUV (mag) - H (mag) 8.36Ref Outbursts -
GALEX NUV (mag) - K (mag) 7.67Ref Outburst type -
IUE NoRef WISE W1 (mag) 7.53Ref Jets -
FUSE NoRef WISE W2 (mag) 7.04Ref Resolved nebula -
U (mag) - WISE W3 (mag) 6.41Ref IPmax (eV) -
B (mag) - WISE W4 (mag) 6.01Ref [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) 18.56Ref IRAS 100μm (Jy) -
G (mag) 15.29Ref AKARI S09 (Jy) 0.10Ref
RP (mag) 13.69Ref 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).


References

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


Last updated: March 25, 2022