MOA 2022-BLG-022

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Event Parameters

Internal ID:	gb10-R-5-130820
Discovery date:	2022-02-20T20:27:30
RA:	17:59:47.79
Dec:	-28:13:56.43
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
71009	17:59:47.66	-28:13:54.45	18.22 ± 0.08	2.86
71034	17:59:47.72	-28:13:58.18	17.49 ± 0.06	2.90
71053	17:59:47.76	-28:13:51.90	16.04 ± 0.03	4.32
71096	17:59:47.87	-28:13:54.72	18.75 ± 0.12	1.28

Last 5 photometry measurements

Observation date	I mag	seeing
2460537.076 (2024-Aug-14.576)	21.50 ± 13.09	4.97
2460537.086 (2024-Aug-14.586)	18.84 ± 0.82	4.70
2460537.101 (2024-Aug-14.601)	19.46 ± 2.57	4.81
2460537.113 (2024-Aug-14.613)	18.56 ± 1.32	4.99
2460537.123 (2024-Aug-14.623)	18.22 ± 1.37	5.76

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 2873.43)

Single lens fit parameters

t_max	=	JD 2459632.86	±	0.02 UT (2022-Feb-22.36)
t_E	=	9.17	±	0.33 days
u₀	=	0.1160	±	0.0070
I_base	=	18.84	±	0.23

External data

Gzipped FITS finder chart

All photometry data

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