MOA 2017-BLG-071

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Event Parameters

Internal ID:	gb8-R-10-50863
Discovery date:	2017-02-28T16:48:48
RA:	18:02:19.48
Dec:	-30:20:00.77
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
89668	18:02:19.60	-30:20:02.48	15.70 ± 0.08	2.55
89713	18:02:19.45	-30:20:00.54	15.62 ± 0.03	0.90
89756	18:02:19.33	-30:19:57.19	17.52 ± 0.13	4.57
89779	18:02:19.30	-30:20:05.48	14.72 ± 0.08	4.73
89883	18:02:19.09	-30:19:59.88	18.13 ± 0.08	4.81

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.888 (2023-Oct-28.388)	15.66 ± 0.04	3.66
2460245.921 (2023-Oct-28.421)	15.76 ± 0.07	3.78
2460246.858 (2023-Oct-29.358)	15.65 ± 0.04	3.69
2460246.891 (2023-Oct-29.391)	15.68 ± 0.05	3.81
2460246.925 (2023-Oct-29.425)	15.69 ± 0.05	3.57

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 51333.40)

Single lens fit parameters

t_max	=	JD 2457871.86	±	0.09 UT (2017-Apr-28.36)
t_E	=	29.67	±	1.75 days
u₀	=	0.6978	±	0.0913
I_base	=	15.03	±	0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice