MOA 2017-BLG-147

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Event Parameters

Internal ID:	gb4-R-5-35161
Discovery date:	2017-04-06T18:02:11
RA:	17:52:09.63
Dec:	-31:49:13.41
Current assessment:	microlensing

Possible high-mag event peaking in ~6 hours.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
13675	17:52:09.34	-31:49:11.77	17.50 ± 0.06	4.58
13785	17:52:09.67	-31:49:12.96	16.69 ± 0.02	0.16
13849	17:52:09.91	-31:49:12.57	15.42 ± 0.02	3.19

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.899 (2024-Oct-28.399)	16.91 ± 0.05	4.80
2460611.911 (2024-Oct-28.411)	16.71 ± 0.06	4.89
2460611.921 (2024-Oct-28.421)	16.79 ± 0.07	5.24
2460611.930 (2024-Oct-28.430)	16.76 ± 0.05	4.71
2460614.875 (2024-Oct-31.375)	16.77 ± 0.09	5.26

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 19248.64)

Single lens fit parameters

t_max	=	JD 2457851.03	±	0.00 UT (2017-Apr-7.53)
t_E	=	1.95	±	0.01 days
u₀	=	0.1226	±	0.0014
I_base	=	15.94	±	0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice