MOA 2018-BLG-278

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Event Parameters

Internal ID:	gb1-R-6-21118
Discovery date:	2018-07-29T11:11:10
RA:	17:48:47.88
Dec:	-34:50:57.45
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
54740	17:48:48.07	-34:50:59.68	17.25 ± 0.11	3.57
54793	17:48:47.95	-34:51:01.31	16.44 ± 0.07	3.78
54851	17:48:47.83	-34:50:54.54	17.94 ± 0.04	3.67

Last 5 photometry measurements

Observation date	I mag	seeing
2460598.955 (2024-Oct-15.455)	99.99 ± 99.99	3.06
2460599.862 (2024-Oct-16.362)	99.99 ± 99.99	2.36
2460599.898 (2024-Oct-16.398)	21.88 ± 2.92	2.45
2460599.932 (2024-Oct-16.432)	99.99 ± 99.99	3.09
2460599.965 (2024-Oct-16.465)	21.96 ± 4.77	3.12

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

Single lens fit parameters

t_max	=	JD 2458333.17	±	0.05 UT (2018-Aug-2.67)
t_E	=	23.54	±	1.77 days
u₀	=	0.2560	±	0.0318
I_base	=	18.97	±	0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice