MOA 2022-BLG-098

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Event Parameters

Internal ID:	gb4-R-5-56071
Discovery date:	2022-03-20T20:39:43
RA:	17:53:26.17
Dec:	-31:38:10.97
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
93716	17:53:25.97	-31:38:12.22	14.75 ± 0.02	3.82
93751	17:53:26.03	-31:38:09.01	17.92 ± 0.11	2.84
93816	17:53:26.22	-31:38:10.20	17.51 ± 0.10	0.21
93817	17:53:26.20	-31:38:05.88	18.17 ± 0.10	4.74

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	17.02 ± 0.27	3.22
2460246.898 (2023-Oct-29.398)	17.07 ± 0.22	3.11
2460246.909 (2023-Oct-29.409)	17.12 ± 0.28	3.31
2460246.920 (2023-Oct-29.420)	16.87 ± 0.29	3.65
2460246.929 (2023-Oct-29.429)	17.00 ± 0.27	3.56

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 9036.49)

Single lens fit parameters

t_max	=	JD 2459659.01	±	0.04 UT (2022-Mar-20.51)
t_E	=	2.11	±	0.48 days
u₀	=	0.8513	±	0.2483
I_base	=	15.55	±	0.19

External data

Gzipped FITS finder chart

All photometry data

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