MOA 2021-BLG-138

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Event Parameters

Internal ID:	gb10-R-10-64299
Discovery date:	2021-05-22T19:47:44
RA:	18:01:58.88
Dec:	-26:44:38.34
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
20234	18:01:58.94	-26:44:35.71	15.83 ± 0.10	3.71
20287	18:01:58.76	-26:44:38.62	17.72 ± 0.05	1.18
20332	18:01:58.64	-26:44:40.18	16.54 ± 0.03	3.09

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.891 (2024-Sep-19.391)	17.60 ± 0.08	3.94
2460572.931 (2024-Sep-19.431)	17.64 ± 0.08	4.26
2460572.943 (2024-Sep-19.443)	17.74 ± 0.10	4.48
2460572.953 (2024-Sep-19.453)	17.82 ± 0.10	3.72
2460575.918 (2024-Sep-22.418)	18.38 ± 0.76	5.31

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 7467.93)

Single lens fit parameters

t_max	=	JD 2459327.95	±	0.03 UT (2021-Apr-23.45)
t_E	=	1.40	±	0.00 days
u₀	=	41.6787	±	0.0432
I_base	=	3.78	±	0.13

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice