MOA 2022-BLG-558

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Event Parameters

Internal ID:	gb10-R-8-84771
Discovery date:	2022-10-13T15:04:59
RA:	18:00:57.89
Dec:	-27:36:59.86
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
169108	18:00:58.07	-27:37:02.66	14.90 ± 0.05	3.73
169202	18:00:57.88	-27:37:00.48	18.07 ± 0.21	0.45
169331	18:00:57.66	-27:36:58.43	16.25 ± 0.06	3.35
169332	18:00:57.65	-27:37:00.44	18.60 ± 0.22	2.78

Last 5 photometry measurements

Observation date	I mag	seeing
2460537.076 (2024-Aug-14.576)	18.39 ± 3.12	4.73
2460537.086 (2024-Aug-14.586)	19.26 ± 4.94	4.48
2460537.101 (2024-Aug-14.601)	99.99 ± 99.99	4.60
2460537.113 (2024-Aug-14.613)	17.90 ± 2.12	4.54
2460537.123 (2024-Aug-14.623)	17.96 ± 3.49	5.56

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 5410.03)

Single lens fit parameters

t_max	=	JD 2459865.22	±	0.15 UT (2022-Oct-12.72)
t_E	=	18.13	±	3.93 days
u₀	=	0.0660	±	0.0277
I_base	=	20.15	±	0.35

External data

Gzipped FITS finder chart

All photometry data

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