MOA 2019-BLG-317

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Event Parameters

Internal ID:	gb5-R-8-102660
Discovery date:	2019-07-11T11:25:09
RA:	17:54:42.42
Dec:	-29:10:55.55
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
65437	17:54:42.65	-29:10:55.23	16.60 ± 0.13	3.90
65502	17:54:42.53	-29:10:53.15	16.49 ± 0.17	3.70
65579	17:54:42.32	-29:10:57.14	18.73 ± 0.38	1.25
65759	17:54:42.05	-29:10:54.88	16.22 ± 0.10	4.60

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	18.58 ± 0.40	3.65
2460246.883 (2023-Oct-29.383)	18.41 ± 0.20	3.45
2460246.895 (2023-Oct-29.395)	18.77 ± 0.28	3.28
2460246.905 (2023-Oct-29.405)	19.19 ± 0.41	3.36
2460246.917 (2023-Oct-29.417)	19.08 ± 0.48	3.43

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 2934.95)

Single lens fit parameters

t_max	=	JD 2458676.70	±	0.00 UT (2019-Jul-12.20)
t_E	=	19.15	±	1.30 days
u₀	=	0.0142	±	0.0012
I_base	=	20.40	±	0.37

External data

Gzipped FITS finder chart

All photometry data

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