MOA 2017-BLG-444

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Event Parameters

Internal ID:	gb5-R-4-99215
Discovery date:	2017-08-30T14:14:28
RA:	17:51:35.22
Dec:	-29:34:55.65
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
104741	17:51:35.03	-29:34:52.69	18.68 ± 0.17	4.07
104849	17:51:35.25	-29:34:58.17	17.03 ± 0.08	3.24
104850	17:51:35.24	-29:34:55.58	15.95 ± 0.09	0.67
104954	17:51:35.46	-29:34:54.88	16.79 ± 0.06	2.64

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	15.94 ± 0.03	3.80
2460246.883 (2023-Oct-29.383)	15.94 ± 0.02	3.59
2460246.895 (2023-Oct-29.395)	15.95 ± 0.02	3.51
2460246.905 (2023-Oct-29.405)	15.91 ± 0.02	3.43
2460246.917 (2023-Oct-29.417)	15.90 ± 0.02	3.47

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 38159.26)

Single lens fit parameters

t_max	=	JD 2457996.99	±	0.07 UT (2017-Aug-31.49)
t_E	=	96.44	±	2.35 days
u₀	=	0.1277	±	0.0036
I_base	=	19.65	±	0.26

External data

Gzipped FITS finder chart

All photometry data

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