VSX : Detail for 2MASS J18185083-2202486

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Name

2MASS J18185083-2202486

AAVSO UID

000-BNG-758 (No observations)

Constellation

Sagittarius

Sequence

J2000.0

18 18 50.82 -22 02 48.8 (274.71175 -22.04689)

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B1950.0

18 15 50.10 -22 04 04.6

Galactic coord.

9.694 -3.110

Other names

(Internal only)

AKARI-IRC-V1 J1818507-220250

Gaia DR2 4090619246049009024

WISEA J181850.82-220248.8

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Variability type

Spectral type

Mag. range

12.9 - <17 V

Discoverer

S. Korotkiy, K. Sokolovsky

Epoch

18 Jun 2016 (HJD 2457558)

Ephemeris

Outburst

Period

168 d

Rise/eclipse dur.

Remarks

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Sokolovsky, Kirill

J-K= 1.61. ASAS-SN magnitudes contaminated by several nearby stars. Range has been corrected. Discovered while processing NMW survey images.

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References

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1	Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae (ASAS-SN) Light Curve Server v1.0	2017PASP..129j4502K
2	Sokolovsky, K.; Korotkiy, S.; Lebedev, A., 2014, The New Milky Way: A Wide-Field Survey of Optical Transients near the Galactic plane	2014ASPC..490..395S

External Links

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Location

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Images

Please review Digitized Sky Survey Acknowledgment and Copyright.

Size	5' x 5' (297 x 298 pixels)
Center	18 18 50.82 -22 02 48.8 (J2000)
Source	STScI
Survey	Red, all sky, 1.0 arcsec/pixel
	Negative

Supporting Documents

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2	ASAS-SN V-band lightcurve	Sokolovsky, Kirill	2019-09-20 23:49 UTC	The magnitudes are corrected for blending.
1	ASAS-SN V-band phased lightcurve	Sokolovsky, Kirill	2019-09-20 23:48 UTC	The lightcurve is phased with light elements JDmax= 2457558 + 168xE. The magnitudes are corrected for blending.