MOA 2022-BLG-545

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Event Parameters

Internal ID:	gb5-R-9-175899
Discovery date:	2022-10-06T14:44:44
RA:	17:54:48.72
Dec:	-28:47:24.89
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
61442	17:54:48.86	-28:47:28.19	16.80 ± 0.10	3.76
61503	17:54:48.70	-28:47:22.36	18.64 ± 0.13	3.24
61527	17:54:48.68	-28:47:25.38	17.57 ± 0.12	0.13
61528	17:54:48.67	-28:47:29.56	17.80 ± 0.12	4.25

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	18.60 ± 1.02	4.72
2460246.883 (2023-Oct-29.383)	17.95 ± 0.14	3.57
2460246.895 (2023-Oct-29.395)	17.77 ± 0.13	3.46
2460246.905 (2023-Oct-29.405)	17.43 ± 0.11	3.48
2460246.917 (2023-Oct-29.417)	17.59 ± 0.15	3.45

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 8590.14)

Single lens fit parameters

t_max	=	JD 2459861.53	±	0.02 UT (2022-Oct-9.03)
t_E	=	9.88	±	0.24 days
u₀	=	0.3107	±	0.0129
I_base	=	17.54	±	0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice