[SS2022] 52
        
      
        
  
    | SUSPECTED
    SCULPTOR DWARF 
 
| Constellation Sculptor
 | Equatorial coordinates α = 00 59 56.976
 δ =  -33 44 16.831
 | Galactic coordinates l = 287.9483°
 b = -83.1409°
 |  
 
| Suspected | 2022Ref |  
| Confirmed | - |  
| Symbiotic IR type | - |  
| Hot component type | - |  
| Outbursts | - |  |  | 
     
    
    
      
      
  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 (°) | 14.9874Ref | Parallax (mas) | 0.004±0.118Ref | Reddening E(B-V) (mag) | 0.02±0.0Ref, Note | 
| Declination (°) | -33.7380Ref | Distance (kpc) | 5.27Ref, Note, 2.22Ref, Note |  |  | 
| Galactic longitude (°) | 287.9483Ref | Proper motion in α (mas/yr) | -0.07±0.09Ref |  |  | 
| Galactic latitude (°) | -83.1409Ref | Proper motion in δ (mas/yr) | -0.11±0.07Ref |  |  | 
 
  
  
Observations
  
     | X-Ray | YesRef | IR type | - | Radio | - | 
   
     | X-Ray type | γ or δRef | J (mag) | 16.12Ref | Flickering | - | 
   
     | GALEX FUV (mag) | - | H (mag) | 15.48Ref | Outbursts | - | 
   
     | GALEX NUV (mag) | - | K (mag) | 15.39Ref | Outburst type | - | 
   
     | IUE | NoRef | WISE W1 (mag) | 15.10Ref | Jets | - | 
   
     | FUSE | NoRef | WISE W2 (mag) | 15.11Ref | Resolved nebula | - | 
   
     | U (mag) | - | WISE W3 (mag) | 12.64Ref | IPmax (eV) | - | 
   
     | B (mag) | 19.54Ref | WISE W4 (mag) | 8.99Ref | [O III] lines | - | 
   
     | V (mag) | 18.27Ref | IRAS 12μm (Jy) | 0.11Ref | He II lines | - | 
   
     | R (mag) | - | IRAS 25μm (Jy) | 0.09Ref | [Fe VII] lines | - | 
   
     | I (mag) | 17.05Ref | IRAS 60μm (Jy) | 0.27Ref | O VI lines | - | 
   
     | BP (mag) | 18.57Ref | IRAS 100μm (Jy) | 0.87Ref |  |  | 
   
     | G (mag) | 17.95Ref | AKARI S09 (Jy) | - |  |  | 
   
     | RP (mag) | 17.20Ref | 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) | 4424±26Ref | Radius (R⊙) | - | Type | - | 
| IR type | - | Luminosity (L⊙) | - | Pulsation period (days) | - | 
| Metallicity [Fe/H] | -1.27Ref |  |  | 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) | - |  |  |  |  | 
 
Notes
The star is suggested as a symbiotic candidate based on the detected X-ray emission and optical/IR counterpart, as reported in Saeedi & Sasaki (2022).
 
References
- Kirby, E. N., Cohen, J. G., Guhathakurta, P. et al., 2013, ApJ, 779, 2, 102, 2013ApJ...779..102K
- Saeedi, S., Sasaki, M., 2022, MNRAS, 512, 4, 5481, 2022MNRAS.512.5481S
- Skúladóttir, Á., Tolstoy, E., Salvadori, S. et al., 2017, A&A, 606, A71, 2017A&A...606A..71S
 
Last updated: April 9, 2022