MOA 2017-BLG-154

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Event Parameters

Internal ID:	gb9-R-2-160199
Discovery date:	2017-04-07T19:11:47
RA:	17:58:28.23
Dec:	-28:49:50.45
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
66130	17:58:28.17	-28:49:48.93	16.46 ± 0.09	1.77
66191	17:58:28.34	-28:49:50.10	14.26 ± 0.19	0.87
66203	17:58:28.38	-28:49:46.98	15.11 ± 0.20	3.27
66219	17:58:28.50	-28:49:46.23	14.16 ± 0.14	4.82

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	14.27 ± 0.00	3.63
2460246.896 (2023-Oct-29.396)	14.26 ± 0.00	3.45
2460246.906 (2023-Oct-29.406)	14.26 ± 0.00	3.56
2460246.918 (2023-Oct-29.418)	14.28 ± 0.00	3.67
2460246.927 (2023-Oct-29.427)	14.27 ± 0.01	3.53

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 179638.74)

Single lens fit parameters

t_max	=	JD 2457883.46	±	0.00 UT (2017-May-9.96)
t_E	=	30.90	±	0.04 days
u₀	=	0.0399	±	0.0001
I_base	=	15.16	±	0.30

External data

Gzipped FITS finder chart

All photometry data

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