MOA 2019-BLG-154

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Event Parameters

Internal ID:	gb17-R-7-29351
Discovery date:	2019-04-16T19:17:08
RA:	18:14:18.88
Dec:	-27:48:07.43
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
24238	18:14:19.07	-27:48:04.86	16.99 ± 0.10	4.55
24239	18:14:19.06	-27:48:10.45	19.07 ± 0.21	3.97
24355	18:14:18.88	-27:48:08.73	15.90 ± 0.06	0.93
24356	18:14:18.87	-27:48:10.97	17.77 ± 0.11	3.09
24480	18:14:18.65	-27:48:11.03	16.44 ± 0.09	4.03

Last 5 photometry measurements

Observation date	I mag	seeing
2460570.962 (2024-Sep-17.462)	15.92 ± 0.02	3.40
2460571.002 (2024-Sep-17.502)	15.88 ± 0.03	4.20
2460571.035 (2024-Sep-17.535)	15.86 ± 0.05	4.47
2460572.901 (2024-Sep-19.401)	15.90 ± 0.02	3.93
2460572.948 (2024-Sep-19.448)	15.86 ± 0.02	3.77

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 39847.40)

Single lens fit parameters

t_max	=	JD 2458594.34	±	0.10 UT (2019-Apr-20.84)
t_E	=	20.03	±	3.26 days
u₀	=	0.7287	±	0.1567
I_base	=	17.94	±	0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice