ASASSN-V J170231.98-275954.2

SUSPECTED MILKY WAY
 
Constellation
Ophiucus
Equatorial coordinates
α = 17 02 31.975
δ = -27 59 54.445
Galactic coordinates
l = 355.4527°
b = 8.3638°

Suspected 2018Ref
Confirmed -
Symbiotic IR type S?Ref
Hot component type accreting-only?Ref
Outbursts -

Identifiers

ASASSN-V J170231.98-275954.2 IRAS - GSC2.4.2 S8FF460866 AAVSO 000-BMT-735
SIMBAD Gaia DR3 6030263070083829504 Pan-STARRS 74402556332272342 SAO - VSX 587804
GAIA DR3 6030263070083829504 SkyMapper 170231.97-275954.3 WRAY - GCVS -
2MASS J17023197-2759542 HIP - Hen - BD -
WISE J170231.98-275954.3 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 (°) 255.6332Ref Parallax (mas) 0.075±0.060Ref Reddening E(B-V) (mag) 0.27±0.02Ref, Note
Declination (°) -27.9985Ref Distance (kpc) 8.38Ref, Note, 4.46Ref, Note    
Galactic longitude (°) 355.4527Ref Proper motion in α (mas/yr) -3.82±0.06Ref    
Galactic latitude (°) 8.3638Ref Proper motion in δ (mas/yr) -4.08±0.04Ref    

Observations

X-Ray - IR type S?Ref Radio -
X-Ray type - J (mag) 8.06Ref Flickering -
GALEX FUV (mag) - H (mag) 7.10Ref Outbursts -
GALEX NUV (mag) - K (mag) 6.66Ref Outburst type -
IUE NoRef WISE W1 (mag) 6.50Ref Jets -
FUSE NoRef WISE W2 (mag) 6.20Ref Resolved nebula -
U (mag) - WISE W3 (mag) 5.79Ref IPmax (eV) -
B (mag) - WISE W4 (mag) 5.18Ref [O III] lines -
V (mag) 13.90Ref IRAS 12μm (Jy) - He II lines -
R (mag) - IRAS 25μm (Jy) - [Fe VII] lines -
I (mag) - IRAS 60μm (Jy) - O VI lines -
BP (mag) 15.80Ref IRAS 100μm (Jy) -
G (mag) 12.57Ref AKARI S09 (Jy) 0.28Ref
RP (mag) 10.96Ref AKARI S18 (Jy) -

Orbit

Orbital period (days) - γ velocity (km/h) -192.01±0.93Ref 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 accreting-only?Ref Radius (R) - Accretion disk -
Eff. temperature (K) - Luminosity (L) -    
Lower limit (K) -        
Upper limit (K) -        

Links

SIMBAD   CDS Portal


Notes

Symbiotic candidate selected for AAVSO observing campaing (AAVSO Alert Notice 650) by Adrian B. Lucy (Columbia University).


References


Last updated: August 23, 2021