MOA 2017-BLG-171

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Event Parameters

Internal ID:	gb23-R-8-2443
Discovery date:	2017-04-15T15:37:37
RA:	17:36:58.79
Dec:	-27:13:55.30
Current assessment:	microlensing

A transient event found by MOA. Apparent high magnification event.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation

Last 5 photometry measurements

Observation date	I mag	seeing
2460244.893 (2023-Oct-27.393)	22.88 ± 11.60	3.59
2460245.861 (2023-Oct-28.361)	21.79 ± 3.45	3.54
2460245.890 (2023-Oct-28.390)	20.55 ± 0.82	3.01
2460246.860 (2023-Oct-29.360)	19.69 ± 0.59	3.69
2460246.894 (2023-Oct-29.394)	22.20 ± 5.57	3.35

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2457859.22	±	0.02 UT (2017-Apr-15.72)
t_E	=	64.63	±	8.89 days
u₀	=	0.0073	±	0.0014
I_base	=	21.66	±	0.00

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice