MOA 2022-BLG-511

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Event Parameters

Internal ID:	gb17-R-4-33158
Discovery date:	2022-09-14T16:03:39
RA:	18:09:16.41
Dec:	-27:50:55.82
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
7849	18:09:16.29	-27:50:56.03	18.36 ± 0.14	2.42
7967	18:09:16.53	-27:50:58.78	18.96 ± 0.30	3.81
7984	18:09:16.57	-27:50:54.62	16.50 ± 0.04	1.67
8060	18:09:16.70	-27:50:52.05	17.28 ± 0.07	4.78

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.899 (2023-Oct-28.399)	99.99 ± 99.99	3.25
2460245.931 (2023-Oct-28.431)	99.99 ± 99.99	3.43
2460246.862 (2023-Oct-29.362)	99.99 ± 99.99	3.60
2460246.903 (2023-Oct-29.403)	99.99 ± 99.99	3.35
2460246.931 (2023-Oct-29.431)	99.99 ± 99.99	3.78

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

Single lens fit parameters

t_max	=	JD 2459839.35	±	0.04 UT (2022-Sep-16.85)
t_E	=	24.84	±	2.24 days
u₀	=	0.2153	±	0.0306
I_base	=	19.30	±	0.18

External data

Gzipped FITS finder chart

All photometry data

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