SUSPECTED
MILKY WAY
|
| Gaia DR3 4211401564743604480 | IRAS - | GSC2.4.2 SA4L073648 | AAVSO - |
| SIMBAD ATO J289.6558-05.1298 | Pan-STARRS 101842896558944651 | SAO - | VSX 1870176 |
| GAIA DR3 4211401564743604480 | SkyMapper 191837.42-050747.3 | WRAY - | GCVS - |
| 2MASS J19183741-0507472 | HIP - | Hen - | BD - |
| WISE J191837.41-050747.3 | TYC - | ESO - | HD - |
| Bidelman (1954) | - | Allen (1984) | - | Belzcyński et al. (2001) | - |
| Gaposchkin (1957) | - | Kenyon (1986) | - | Akras et al. (2019) | - |
| Boyarchuk (1969) | - | Vaidis (1988, 1991) | - |
| Right ascension (°) | 289.6559Ref | Parallax (mas) | 0.048±0.044Ref | Reddening E(B-V) (mag) | 0.5±0.01Ref, Note |
| Declination (°) | -5.1298Ref | Distance (kpc) | 7.44Ref, Note, 8.03Ref, Note | ||
| Galactic longitude (°) | 31.4358Ref | Proper motion in α (mas/yr) | -3.69±0.05Ref | ||
| Galactic latitude (°) | -8.3762Ref | Proper motion in δ (mas/yr) | -7.07±0.04Ref |
| X-Ray | NoRef | IR type | - | Radio | - |
| X-Ray type | - | J (mag) | 10.27Ref | Flickering | - |
| GALEX FUV (mag) | - | H (mag) | 9.21Ref | Outbursts | - |
| GALEX NUV (mag) | - | K (mag) | 8.84Ref | Outburst type | - |
| IUE | NoRef | WISE W1 (mag) | 8.74Ref | Jets | - |
| FUSE | NoRef | WISE W2 (mag) | 8.79Ref | Resolved nebula | - |
| U (mag) | - | WISE W3 (mag) | 8.40Ref | IPmax (eV) | - |
| B (mag) | - | WISE W4 (mag) | 8.61Ref | [O III] lines | - |
| V (mag) | - | IRAS 12μm (Jy) | - | He II lines | - |
| R (mag) | 15.42Ref | IRAS 25μm (Jy) | - | [Fe VII] lines | - |
| I (mag) | - | IRAS 60μm (Jy) | - | O VI lines | - |
| BP (mag) | 16.40Ref | IRAS 100μm (Jy) | - | ||
| G (mag) | 14.06Ref | AKARI S09 (Jy) | - | ||
| RP (mag) | 12.69Ref | AKARI S18 (Jy) | - |
| Orbital period (days) | - | γ velocity (km/h) | -77.78±1.54Ref | 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 | - |
| Spectral type | M?Ref | Mass (M⊙) | - | Pulsation | Yes?Ref |
| Eff. temperature (K) | - | Radius (R⊙) | - | Type | SRRef |
| IR type | - | Luminosity (L⊙) | - | Pulsation period (days) | 59.347291Ref |
| Metallicity [Fe/H] | - | Pulsation ephemeris | - |
| 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) | - |
Classified as a symbiotic star by Rimoldini et al. (2023) based on a machine-learning technique applied to Gaia DR3 data, including astrometric, photometric, and photometric time series information. Periodicity of 59.35 days was reported by Chen et al. (2020).