MOA 2021-BLG-156

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Event Parameters

Internal ID:	gb2-R-2-23602
Discovery date:	2021-06-02T18:12:15
RA:	17:52:16.64
Dec:	-34:00:04.82
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
73948	17:52:16.56	-34:00:04.69	15.99 ± 0.06	1.70
74020	17:52:16.84	-34:00:00.09	17.40 ± 0.14	4.71
74032	17:52:16.87	-34:00:02.67	16.48 ± 0.04	2.84
74061	17:52:16.99	-34:00:05.29	16.41 ± 0.06	4.05

Last 5 photometry measurements

Observation date	I mag	seeing
2460573.012 (2024-Sep-19.512)	99.99 ± 99.99	5.04
2460573.015 (2024-Sep-19.515)	22.68 ± 5.07	4.33
2460574.027 (2024-Sep-20.527)	99.99 ± 99.99	4.89
2460574.040 (2024-Sep-20.540)	99.99 ± 99.99	4.59
2460575.929 (2024-Sep-22.429)	17.70 ± 0.56	5.63

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

Single lens fit parameters

t_max	=	JD 2459372.37	±	0.03 UT (2021-Jun-6.87)
t_E	=	28.32	±	1.04 days
u₀	=	0.1013	±	0.0078
I_base	=	17.81	±	0.17

External data

Gzipped FITS finder chart

All photometry data

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