MOA 2017-BLG-027

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Event Parameters

Internal ID:	gb2-R-5-20923
Discovery date:	2017-02-16T17:51:59
RA:	17:53:51.97
Dec:	-35:10:08.79
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
150154	17:53:51.67	-35:10:06.65	17.79 ± 0.12	4.62
150172	17:53:51.72	-35:10:10.75	15.43 ± 0.06	4.56
150326	17:53:52.06	-35:10:08.20	17.98 ± 0.11	0.61
150414	17:53:52.26	-35:10:10.76	18.81 ± 0.18	4.16

Last 5 photometry measurements

Observation date	I mag	seeing
2460610.938 (2024-Oct-27.438)	18.41 ± 0.44	4.61
2460611.892 (2024-Oct-28.392)	18.41 ± 0.28	4.26
2460611.927 (2024-Oct-28.427)	99.99 ± 99.99	5.57
2460611.935 (2024-Oct-28.435)	18.99 ± 0.96	4.98
2460614.886 (2024-Oct-31.386)	20.62 ± 6.11	5.11

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 5839.83)

Single lens fit parameters

t_max	=	JD 2457800.45	±	0.01 UT (2017-Feb-15.95)
t_E	=	11575.99	±	10592.29 days
u₀	=	0.0001	±	0.0007
I_base	=	27.53	±	0.13

External data

Gzipped FITS finder chart

All photometry data

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