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
2460602.887 (2024-Oct-19.387)	99.99 ± 99.99	3.59
2460602.917 (2024-Oct-19.417)	22.07 ± 3.60	3.41
2460610.877 (2024-Oct-27.377)	99.99 ± 99.99	5.20
2460610.906 (2024-Oct-27.406)	20.39 ± 2.17	4.82
2460611.882 (2024-Oct-28.382)	22.99 ± 9.45	4.34

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