SUSPECTED LMC
Equatorial coordinates
α = 79.122008 | 05 16 29.282000
δ = -68.303236 | -68 18 11.650000 |
|
| Constellation |
Dorado |
| Symbiotic IR Type |
D |
| Spectral Type |
|
| Magnitude range (V) |
|
| Outbursts |
No |
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Identifiers
| MGPN LMC 31 |
GSC – |
TYC – |
WRAY – |
| SIMBAD [RP2006] 1413 |
HIP – |
SAO – |
Hen – |
| BD – |
IRAS – |
GAIA DR2 – |
ESO – |
| HD – |
2MASS – |
WISE – |
AAVSO – |
Position
| Right ascension (°) |
79.122008 |
Parallax (mas) |
– |
Reddening E(B-V) (mag) |
0.462 ± 0.043 |
| Declination (°) |
-68.303236 |
Distance (kpc) |
49.97 ± 0.19 |
|
|
| Galactic longitude (°) |
278.903240 |
Proper motion in α (mas/yr) |
– |
|
|
| Galactic latitude (°) |
-33.788318 |
Proper motion in δ (mas/yr) |
– |
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Observations
| U (mag) |
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X-Ray |
|
Flickering |
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| B (mag) |
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X-Ray type |
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Outbursts |
No |
| V (mag) |
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IUE |
Yes |
Type |
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| R (mag) |
|
IRAS flux at 12 μm (Jy) |
|
IPmax (eV) |
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| I (mag) |
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IRAS flux at 25 μm (Jy) |
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OVI lines |
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| G (mag) |
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IRAS flux at 60 μm (Jy) |
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| J (mag) |
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IRAS flux at 100 μm (Jy) |
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| H (mag) |
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WISE W1 (mag) |
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| K (mag) |
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WISE W2 (mag) |
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| L (mag) |
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WISE W3 (mag) |
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WISE W4 (mag) |
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Radio |
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Radio flux (mJy) |
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Orbit
| Orbital period (days) |
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γ velocity (km/h) |
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Size of giant’s orbit (AU) |
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| Eccentricity |
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RV of giant (km/h) |
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Separation (AU) |
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| Inclination (°) |
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Inferior conj. of giant (JD) |
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Mass function |
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| Ephemeris type |
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Mass ratio |
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| Ephemeris T0 (JD) |
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Cool component
| Spectral type |
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Mass (M⊙) |
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Pulsation |
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| Eff. temperature (K) |
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Radius (R⊙) |
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Type |
|
| IR type |
D |
Luminosity (L⊙) |
|
Pulsation period (days) |
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| Metallicity [Fe/H] |
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Ephemeris type |
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| |
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Ephemeris T0 (JD) |
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Hot component
| Type/Spectra |
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Mass (M⊙) |
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Spin period (min) |
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| Eff. temperature (K) |
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Radius (R⊙) |
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Accretion disk |
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| Lower limit (K) |
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Luminosity (L⊙) |
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| Upper limit (K) |
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Links
SIMBAD CDS Portal
Notes
Suspected to be a symbiotic binary in Iłkiewicz & Mikołajewska (2017) based on the position of the star in the [O III] diagnostic diagrams.
References
Last updated: Jan 12, 2019 @ 5:15 pm
