MOA 2019-BLG-339

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Event Parameters

Internal ID:	gb10-R-4-45143
Discovery date:	2019-07-22T17:54:24
RA:	17:58:59.50
Dec:	-27:41:40.24
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
150492	17:58:59.48	-27:41:39.51	18.51 ± 0.15	0.87
150602	17:58:59.68	-27:41:37.72	18.74 ± 0.14	2.75
150681	17:58:59.79	-27:41:37.84	18.09 ± 0.23	3.95

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.891 (2024-Sep-19.391)	18.66 ± 0.15	3.23
2460572.931 (2024-Sep-19.431)	18.32 ± 0.22	4.09
2460572.943 (2024-Sep-19.443)	18.63 ± 0.26	4.24
2460572.953 (2024-Sep-19.453)	18.44 ± 0.17	3.48
2460575.918 (2024-Sep-22.418)	18.43 ± 1.13	5.22

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 3594.18)

Single lens fit parameters

t_max	=	JD 2458687.91	±	0.01 UT (2019-Jul-23.41)
t_E	=	77.38	±	13.77 days
u₀	=	0.0147	±	0.0033
I_base	=	22.76	±	0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice