MOA 2018-BLG-154

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Event Parameters

Internal ID:	gb20-R-2-8837
Discovery date:	2018-05-22T20:25:26
RA:	18:16:47.06
Dec:	-23:20:22.95
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
125308	18:16:46.79	-23:20:23.44	19.43 ± 0.10	4.55
125382	18:16:46.92	-23:20:21.89	19.44 ± 0.19	2.65
125421	18:16:46.99	-23:20:26.68	17.70 ± 0.14	4.74
125442	18:16:47.03	-23:20:18.30	16.37 ± 0.10	4.35
125655	18:16:47.42	-23:20:21.98	14.93 ± 0.03	4.55

Last 5 photometry measurements

Observation date	I mag	seeing
2460239.942 (2023-Oct-22.442)	99.99 ± 99.99	3.53
2460244.877 (2023-Oct-27.377)	99.99 ± 99.99	4.44
2460245.871 (2023-Oct-28.371)	99.99 ± 99.99	3.40
2460246.850 (2023-Oct-29.350)	99.99 ± 99.99	3.62
2460246.871 (2023-Oct-29.371)	99.99 ± 99.99	3.47

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

Single lens fit parameters

t_max	=	JD 2458264.58	±	0.01 UT (2018-May-26.08)
t_E	=	55.74	±	4.67 days
u₀	=	0.0140	±	0.0013
I_base	=	19.17	±	0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice