MOA 2019-BLG-223

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Event Parameters

Internal ID:	gb18-R-4-25248
Discovery date:	2019-05-23T08:51:04
RA:	18:10:37.86
Dec:	-25:57:34.82
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
151248	18:10:37.89	-25:57:34.00	16.48 ± 0.17	0.31
151266	18:10:37.97	-25:57:37.34	16.95 ± 0.13	3.35
151321	18:10:38.05	-25:57:34.05	16.45 ± 0.06	2.04

Last 5 photometry measurements

Observation date	I mag	seeing
2460571.001 (2024-Sep-17.501)	16.52 ± 0.09	4.11
2460571.034 (2024-Sep-17.534)	16.41 ± 0.10	4.37
2460572.900 (2024-Sep-19.400)	16.60 ± 0.10	3.93
2460572.947 (2024-Sep-19.447)	16.53 ± 0.08	3.87
2460575.927 (2024-Sep-22.427)	16.28 ± 0.47	5.86

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 23442.29)

Single lens fit parameters

t_max	=	JD 2458628.55	±	0.12 UT (2019-May-25.05)
t_E	=	38.91	±	1.76 days
u₀	=	0.2583	±	0.0189
I_base	=	18.48	±	0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice