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
2460572.944 (2024-Sep-19.444)	16.78 ± 0.04	4.12
2460572.954 (2024-Sep-19.454)	16.74 ± 0.04	3.73
2460572.966 (2024-Sep-19.466)	16.74 ± 1.25	5.27
2460574.031 (2024-Sep-20.531)	16.61 ± 0.06	4.93
2460575.919 (2024-Sep-22.419)	16.74 ± 0.11	4.68

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