MOA 2019-BLG-020

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Event Parameters

Internal ID:	gb9-R-4-75535
Discovery date:	2019-02-10T04:19:46
RA:	17:58:09.42
Dec:	-29:41:21.66
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
33768	17:58:09.27	-29:41:22.72	16.98 ± 0.13	3.15
33860	17:58:09.45	-29:41:20.52	16.33 ± 0.09	0.63
33949	17:58:09.64	-29:41:20.00	15.87 ± 0.04	2.67
34025	17:58:09.76	-29:41:22.96	15.54 ± 0.08	4.46

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.941 (2024-Sep-19.441)	16.30 ± 0.04	3.74
2460572.952 (2024-Sep-19.452)	16.27 ± 0.04	3.94
2460572.964 (2024-Sep-19.464)	16.88 ± 0.22	5.02
2460573.025 (2024-Sep-19.525)	16.62 ± 0.11	4.70
2460575.916 (2024-Sep-22.416)	16.86 ± 0.33	5.14

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 26890.57)

Single lens fit parameters

t_max	=	JD 2458546.07	±	0.00 UT (2019-Mar-3.57)
t_E	=	22.96	±	0.08 days
u₀	=	0.1236	±	0.0006
I_base	=	16.23	±	0.26

External data

Gzipped FITS finder chart

All photometry data

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