MOA 2022-BLG-204

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Event Parameters

Internal ID:	gb17-R-5-124960
Discovery date:	2022-04-28T20:04:04
RA:	18:09:23.78
Dec:	-28:09:15.63
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
81631	18:09:23.52	-28:09:13.54	17.63 ± 0.06	4.48
81703	18:09:23.65	-28:09:18.27	18.77 ± 0.10	4.20
81790	18:09:23.93	-28:09:18.74	18.49 ± 0.12	4.12
81812	18:09:23.95	-28:09:12.85	18.00 ± 0.10	2.96

Last 5 photometry measurements

Observation date	I mag	seeing
2460536.973 (2024-Aug-14.473)	99.99 ± 99.99	3.95
2460537.010 (2024-Aug-14.510)	99.99 ± 99.99	3.28
2460537.047 (2024-Aug-14.547)	99.99 ± 99.99	4.46
2460537.082 (2024-Aug-14.582)	19.64 ± 1.08	4.54
2460537.119 (2024-Aug-14.619)	99.99 ± 99.99	5.35

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

Single lens fit parameters

t_max	=	JD 2459698.26	±	0.01 UT (2022-Apr-28.76)
t_E	=	14.21	±	1.64 days
u₀	=	0.0482	±	0.0070
I_base	=	20.89	±	0.13

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice