MOA 2017-BLG-121

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Event Parameters

Internal ID:	gb18-R-3-13079
Discovery date:	2017-03-27T15:56:26
RA:	18:11:47.42
Dec:	-25:52:47.19
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
89310	18:11:47.38	-25:52:48.59	17.18 ± 0.08	2.35
89336	18:11:47.43	-25:52:46.34	19.08 ± 0.16	0.54
89456	18:11:47.62	-25:52:44.96	17.82 ± 0.07	2.75
89553	18:11:47.80	-25:52:45.75	17.31 ± 0.06	4.80

Last 5 photometry measurements

Observation date	I mag	seeing
2460518.056 (2024-Jul-26.556)	17.48 ± 0.55	5.33
2460518.809 (2024-Jul-27.309)	18.93 ± 0.39	2.74
2460518.848 (2024-Jul-27.348)	99.99 ± 99.99	4.23
2460518.881 (2024-Jul-27.381)	18.69 ± 0.32	2.76
2460518.924 (2024-Jul-27.424)	21.05 ± 4.38	2.92

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 2134.03)

Single lens fit parameters

t_max	=	JD 2457841.44	±	0.00 UT (2017-Mar-28.94)
t_E	=	26.79	±	0.79 days
u₀	=	0.0438	±	0.0017
I_base	=	19.57	±	0.16

External data

Gzipped FITS finder chart

All photometry data

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