IPHAS J052015.87+314938.8
SUSPECTED
MILKY WAY
Constellation
Auriga |
Equatorial coordinates
α = 05 20 15.872
δ = +31 49 38.646 |
Galactic coordinates
l = 174.5945°
b = -3.0082° |
| Suspected |
2014Ref |
| Confirmed |
- |
| Symbiotic IR type |
D'?Ref |
| 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 (°) |
80.0661Ref |
Parallax (mas) |
0.785±0.358Ref |
Reddening E(B-V) (mag) |
0.54±0.01Ref, Note |
| Declination (°) |
31.8274Ref |
Distance (kpc) |
2.90Ref, Note, 4.62Ref, Note |
|
|
| Galactic longitude (°) |
174.5945Ref |
Proper motion in α (mas/yr) |
-0.29±0.53Ref |
|
|
| Galactic latitude (°) |
-3.0082Ref |
Proper motion in δ (mas/yr) |
-0.73±0.30Ref |
|
|
Observations
| X-Ray |
NoRef |
IR type |
D'?Ref |
Radio |
- |
| X-Ray type |
- |
J (mag) |
16.17Ref |
Flickering |
- |
| GALEX FUV (mag) |
- |
H (mag) |
15.21Ref |
Outbursts |
- |
| GALEX NUV (mag) |
- |
K (mag) |
14.19Ref |
Outburst type |
- |
| IUE |
NoRef |
WISE W1 (mag) |
12.95Ref |
Jets |
- |
| FUSE |
NoRef |
WISE W2 (mag) |
12.09Ref |
Resolved nebula |
YesRef |
| U (mag) |
- |
WISE W3 (mag) |
10.18Ref |
IPmax (eV) |
- |
| B (mag) |
- |
WISE W4 (mag) |
8.34Ref |
[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) |
19.52Ref |
IRAS 100μm (Jy) |
- |
|
|
| G (mag) |
19.21Ref |
AKARI S09 (Jy) |
- |
|
|
| RP (mag) |
18.24Ref |
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 |
D'?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) |
- |
|
|
|
|
Notes
Classified as a possible planetary nebula (Viironen et al., 2009). The HASH Database of PNe (Parker et al., 2016) mentions a faint oval ring outside of the point-like emitter as a possible symbiotic outflow. No spectrum is available.
References
- Parker, Q. A., Bojičić, I. S., Frew, D. J., 2016, JPhCS, 728, 3, 032008, 2016JPhCS.728c2008P
- Viironen, K., Greimel, R., Corradi, R. L. M. et al., 2009, A&A, 504, 1, 291, 2009A&A...504..291V
Last updated: March 18, 2022