MOA 2022-BLG-527

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Event Parameters

Internal ID:	gb3-R-4-30371
Discovery date:	2022-09-20T15:26:25
RA:	17:53:45.90
Dec:	-33:09:41.39
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
74805	17:53:45.68	-33:09:39.58	16.90 ± 0.07	3.73
74892	17:53:45.87	-33:09:40.70	17.86 ± 0.19	1.02
75023	17:53:46.12	-33:09:43.59	18.31 ± 0.10	3.66
75076	17:53:46.19	-33:09:40.72	16.50 ± 0.07	3.20

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.899 (2023-Oct-29.399)	17.99 ± 0.14	3.00
2460246.910 (2023-Oct-29.410)	17.75 ± 0.11	3.18
2460246.922 (2023-Oct-29.422)	17.78 ± 0.17	3.70
2460246.930 (2023-Oct-29.430)	17.87 ± 0.18	3.43
2460246.933 (2023-Oct-29.433)	18.04 ± 0.20	3.68

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 6522.29)

Single lens fit parameters

t_max	=	JD 2459860.38	±	0.04 UT (2022-Oct-7.88)
t_E	=	70.38	±	1.12 days
u₀	=	0.1099	±	0.0020
I_base	=	18.87	±	0.17

External data

Gzipped FITS finder chart

All photometry data

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