MOA 2018-BLG-155

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Event Parameters

Internal ID:	gb4-R-7-51381
Discovery date:	2018-05-22T20:27:39
RA:	17:57:06.04
Dec:	-31:18:15.34
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
2158	17:57:06.18	-31:18:12.80	18.19 ± 0.04	4.12
2217	17:57:06.05	-31:18:12.24	17.96 ± 0.08	3.91
2324	17:57:05.85	-31:18:15.92	15.68 ± 0.07	1.95
2358	17:57:05.74	-31:18:14.54	16.22 ± 0.04	3.64

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	19.27 ± 0.79	3.36
2460246.898 (2023-Oct-29.398)	20.35 ± 1.73	3.09
2460246.909 (2023-Oct-29.409)	99.99 ± 99.99	3.29
2460246.920 (2023-Oct-29.420)	99.99 ± 99.99	3.79
2460246.929 (2023-Oct-29.429)	19.53 ± 1.92	3.59

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

Single lens fit parameters

t_max	=	JD 2458268.16	±	0.03 UT (2018-May-29.66)
t_E	=	37.94	±	0.57 days
u₀	=	0.3052	±	0.0084
I_base	=	17.84	±	0.21

External data

Gzipped FITS finder chart

All photometry data

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