MOA 2019-BLG-321

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Event Parameters

Internal ID:	gb9-R-4-79050
Discovery date:	2019-07-12T11:07:34
RA:	17:58:18.71
Dec:	-29:26:51.44
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
130543	17:58:18.41	-29:26:49.77	17.27 ± 0.13	4.89
130686	17:58:18.74	-29:26:50.57	14.58 ± 0.07	0.39
130687	17:58:18.74	-29:26:46.96	17.61 ± 0.18	4.04
130772	17:58:18.95	-29:26:48.80	15.62 ± 0.24	3.39

Last 5 photometry measurements

Observation date	I mag	seeing
2460568.000 (2024-Sep-14.500)	14.49 ± 0.02	3.73
2460568.012 (2024-Sep-14.512)	14.52 ± 0.02	3.97
2460568.022 (2024-Sep-14.522)	14.53 ± 0.02	3.96
2460568.034 (2024-Sep-14.534)	14.54 ± 0.02	3.89
2460568.044 (2024-Sep-14.544)	14.49 ± 0.04	3.47

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 134648.03)

Single lens fit parameters

t_max	=	JD 2458682.98	±	0.03 UT (2019-Jul-18.48)
t_E	=	30.78	±	3.03 days
u₀	=	0.1726	±	0.0248
I_base	=	18.69	±	0.26

External data

Gzipped FITS finder chart

All photometry data

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