MOA 2019-BLG-204

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Event Parameters

Internal ID:	gb5-R-5-189120
Discovery date:	2019-05-07T18:12:54
RA:	17:53:52.72
Dec:	-29:49:47.39
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
146872	17:53:52.55	-29:49:48.83	17.41 ± 0.15	3.54
146958	17:53:52.72	-29:49:42.83	17.32 ± 0.12	4.21
146984	17:53:52.79	-29:49:48.39	15.91 ± 0.09	1.68
147073	17:53:52.95	-29:49:44.00	16.72 ± 0.09	3.92
147108	17:53:53.03	-29:49:46.58	18.46 ± 0.21	3.57

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	99.99 ± 99.99	3.78
2460246.883 (2023-Oct-29.383)	99.99 ± 99.99	3.56
2460246.895 (2023-Oct-29.395)	99.99 ± 99.99	3.40
2460246.905 (2023-Oct-29.405)	99.99 ± 99.99	3.37
2460246.917 (2023-Oct-29.417)	99.99 ± 99.99	3.16

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2458610.88	±	0.01 UT (2019-May-7.38)
t_E	=	1.70	±	0.17 days
u₀	=	0.3154	±	0.0417
I_base	=	17.56	±	0.29

External data

Gzipped FITS finder chart

All photometry data

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