[RP2006] 870

SUSPECTED LMC   Equatorial coordinates α =  80.823042 ± 0.019000| 05 23 17.530120 δ =  -69.647306 ± 0.023400| -69 38 50.300215   Constellation Dorado Symbiotic IR Type   Spectral Type   Magnitude range (V)   Outbursts No

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Identifiers

[RP2006] 870	GSC –	TYC –	WRAY –
SIMBAD [BE74] 574	HIP –	SAO –	Hen –
BD –	IRAS –	GAIA DR2 4657981677080250240	ESO –
HD –	2MASS J05231752-6938502	WISE J052317.57-693850.1	AAVSO 000-BMM-715

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Position

Right ascension (°)	80.823042 ± 0.019000refGaia Collaboration, Brown, A. G. A., Vallenari, A., et al., 2018, A&A, 616, A1, 2018A&A…616A…1G	Parallax (mas)	–	Reddening E(B-V) (mag)	1.236 ± 0.281refSchlafly, E. F., Finkbeiner, D. P., 2011, ApJ, 737, 103, 2011ApJ…737..103S
Declination (°)	-69.647306 ± 0.023400refGaia Collaboration, Brown, A. G. A., Vallenari, A., et al., 2018, A&A, 616, A1, 2018A&A…616A…1G	Distance (kpc)	49.97 ± 0.19refPietrzyński, G., Graczyk, D., Gieren, W., et al., 2013, Nature, 495, 76, 2013Natur.495…76P
Galactic longitude (°)	280.343236 ± 0.023400refGaia Collaboration, Brown, A. G. A., Vallenari, A., et al., 2018, A&A, 616, A1, 2018A&A…616A…1G	Proper motion in α (mas/yr)	2.098000 ± 0.034000refGaia Collaboration, Brown, A. G. A., Vallenari, A., et al., 2018, A&A, 616, A1, 2018A&A…616A…1G
Galactic latitude (°)	-32.932679 ± 0.019000refGaia Collaboration, Brown, A. G. A., Vallenari, A., et al., 2018, A&A, 616, A1, 2018A&A…616A…1G	Proper motion in δ (mas/yr)	0.271000 ± 0.043000refGaia Collaboration, Brown, A. G. A., Vallenari, A., et al., 2018, A&A, 616, A1, 2018A&A…616A…1G

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Observations

U (mag)		X-Ray		Flickering
B (mag)	15.87refHowarth, I. D., 2013, A&A, 555, A141, 2013A&A…555A.141H	X-Ray type		Outbursts	No
V (mag)	16.06refSoszyński, I., Udalski, A., Szymański, M. K., et al., 2009, Acta Astronomica, 59, 239, 2009AcA….59..239S	IUE	No	Type
R (mag)	14.02refSpano, M., Mowlavi, N., Eyer, L., et al., 2011, A&A, 536, A60, 2011A&A…536A..60S	IRAS flux at 12 μm (Jy)		IPmax (eV)	35.1refMathew, B., Reid, W. A., Mennickent, R. E., et al., 2017, Research Notes of the American Astronomical Society, 1, 23, 2017RNAAS…1a..23M
I (mag)	13.92refSoszyński, I., Udalski, A., Szymański, M. K., et al., 2009, Acta Astronomica, 59, 239, 2009AcA….59..239S	IRAS flux at 25 μm (Jy)		OVI lines	NorefMathew, B., Reid, W. A., Mennickent, R. E., et al., 2017, Research Notes of the American Astronomical Society, 1, 23, 2017RNAAS…1a..23M
G (mag)	14.76refGaia Collaboration, Brown, A. G. A., Vallenari, A., et al., 2018, A&A, 616, A1, 2018A&A…616A…1G	IRAS flux at 60 μm (Jy)
J (mag)	12.47refCutri, R. M., Skrutskie, M. F., van Dyk, S., et al., 2003, VizieR On-line Data Catalog: II/246, 2003yCat.2246….0C	IRAS flux at 100 μm (Jy)
H (mag)	11.69refCutri, R. M., Skrutskie, M. F., van Dyk, S., et al., 2003, VizieR On-line Data Catalog: II/246, 2003yCat.2246….0C	WISE W1 (mag)	11.22refCutri, R. M., et al., 2014, I II/328, 2014yCat.2328….0C
K (mag)	11.40refCutri, R. M., Skrutskie, M. F., van Dyk, S., et al., 2003, VizieR On-line Data Catalog: II/246, 2003yCat.2246….0C	WISE W2 (mag)	11.28refCutri, R. M., et al., 2014, I II/328, 2014yCat.2328….0C
L (mag)		WISE W3 (mag)	11.68refCutri, R. M., et al., 2014, I II/328, 2014yCat.2328….0C
		WISE W4 (mag)	9.33refCutri, R. M., et al., 2014, I II/328, 2014yCat.2328….0C
		Radio
		Radio flux (mJy)

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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
Ephemeris type				Mass ratio
Ephemeris T0 (JD)

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Cool component

Spectral type		Mass (M⊙)		Pulsation
Eff. temperature (K)		Radius (R⊙)		Type
IR type		Luminosity (L⊙)		Pulsation period (days)
Metallicity [Fe/H]				Ephemeris type
				Ephemeris T0 (JD)

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Hot component

Type/Spectra		Mass (M⊙)		Spin period (min)
Eff. temperature (K)		Radius (R⊙)		Accretion disk
Lower limit (K)		Luminosity (L⊙)
Upper limit (K)

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Links

SIMBAD      CDS Portal     VSX

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Notes

The spectrum of [RP2006] 870 shows high ionization emission lines of He I, He II and [O III] and molecular absorption bands of TiO 6180Å and 7100Å (Mathew et al., 2017).

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References

• Mathew, B., Reid, W. A., Mennickent, R. E., et al., 2017, Research Notes of the American Astronomical Society, 1, 23, 2017RNAAS…1a..23M

Last updated: Jan 14, 2019 @ 10:49 am