MOA 2022-BLG-090

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Event Parameters

Internal ID:	gb12-R-4-6033
Discovery date:	2022-03-14T16:28:28
RA:	18:04:45.78
Dec:	-31:26:00.83
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
55035	18:04:45.58	-31:25:57.58	19.08 ± 0.09	4.18
55149	18:04:45.83	-31:26:02.78	15.55 ± 0.02	2.63
55218	18:04:45.96	-31:25:58.65	18.14 ± 0.07	2.51
55247	18:04:46.02	-31:25:56.92	19.10 ± 0.13	4.37

Last 5 photometry measurements

Observation date	I mag	seeing
2460536.837 (2024-Aug-14.337)	19.98 ± 0.77	3.27
2460536.910 (2024-Aug-14.410)	99.99 ± 99.99	2.21
2460536.986 (2024-Aug-14.486)	21.10 ± 2.09	2.90
2460537.060 (2024-Aug-14.560)	18.68 ± 0.55	4.17
2460537.131 (2024-Aug-14.631)	99.99 ± 99.99	5.28

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

Single lens fit parameters

t_max	=	JD 2459651.99	±	0.14 UT (2022-Mar-13.49)
t_E	=	6.67	±	4.21 days
u₀	=	0.1098	±	0.0536
I_base	=	19.78	±	0.16

External data

Gzipped FITS finder chart

All photometry data

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