MOA 2021-BLG-272

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Event Parameters

Internal ID:	gb9-R-7-80537
Discovery date:	2021-07-19T18:32:36
RA:	18:00:48.12
Dec:	-29:33:12.20
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
56917	18:00:48.37	-29:33:12.31	17.31 ± 0.13	4.11
56972	18:00:48.21	-29:33:15.51	17.68 ± 0.11	3.38
57139	18:00:47.77	-29:33:11.10	17.42 ± 0.11	4.38
57162	18:00:47.76	-29:33:13.04	18.39 ± 0.09	4.20

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.941 (2024-Sep-19.441)	99.99 ± 99.99	3.74
2460572.952 (2024-Sep-19.452)	21.05 ± 2.16	3.88
2460572.964 (2024-Sep-19.464)	18.69 ± 0.93	5.01
2460573.025 (2024-Sep-19.525)	21.65 ± 7.95	4.77
2460575.916 (2024-Sep-22.416)	17.83 ± 0.55	5.24

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

Single lens fit parameters

t_max	=	JD 2459413.14	±	0.02 UT (2021-Jul-17.64)
t_E	=	13.72	±	1.07 days
u₀	=	0.0411	±	0.0039
I_base	=	20.17	±	0.19

External data

Gzipped FITS finder chart

All photometry data

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