MOA 2017-BLG-274

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Event Parameters

Internal ID:	gb10-R-7-98597
Discovery date:	2017-05-21T16:07:47
RA:	18:00:54.81
Dec:	-27:42:51.74
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
72744	18:00:54.94	-27:42:51.34	18.07 ± 0.20	2.58
72832	18:00:54.81	-27:42:50.09	17.99 ± 0.12	2.39
72857	18:00:54.79	-27:42:52.62	18.04 ± 0.21	0.43
72858	18:00:54.77	-27:42:54.72	16.31 ± 0.08	2.47
72986	18:00:54.54	-27:42:50.74	16.31 ± 0.08	3.57

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.885 (2024-Oct-28.385)	17.15 ± 0.08	4.49
2460611.898 (2024-Oct-28.398)	17.27 ± 0.10	4.40
2460611.910 (2024-Oct-28.410)	16.96 ± 0.11	4.92
2460611.920 (2024-Oct-28.420)	17.19 ± 0.12	4.83
2460614.874 (2024-Oct-31.374)	17.39 ± 0.23	4.73

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 5571.86)

Single lens fit parameters

t_max	=	JD 2458007.44	±	3.68 UT (2017-Sep-10.94)
t_E	=	24291.03	±	19500.07 days
u₀	=	0.0168	±	0.0690
I_base	=	22.64	±	0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice