MOA 2021-BLG-388

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Event Parameters

Internal ID:	gb4-R-2-106165
Discovery date:	2021-09-15T14:48:14
RA:	17:53:52.52
Dec:	-30:39:04.81
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
48922	17:53:52.30	-30:39:03.11	17.87 ± 0.12	3.75
48966	17:53:52.44	-30:39:07.43	17.97 ± 0.07	3.75
48999	17:53:52.56	-30:39:04.19	17.66 ± 0.05	0.07
49000	17:53:52.57	-30:38:59.70	16.67 ± 0.04	4.68

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	17.63 ± 0.05	3.50
2460246.898 (2023-Oct-29.398)	17.66 ± 0.05	3.14
2460246.909 (2023-Oct-29.409)	17.64 ± 0.07	3.42
2460246.920 (2023-Oct-29.420)	17.72 ± 0.06	3.71
2460246.929 (2023-Oct-29.429)	17.85 ± 0.11	3.61

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 7906.79)

Single lens fit parameters

t_max	=	JD 2459523.30	±	0.00 UT (2021-Nov-4.80)
t_E	=	1.15	±	0.00 days
u₀	=	27.6815	±	0.0000
I_base	=	1.26	±	0.15

External data

Gzipped FITS finder chart

All photometry data

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