MOA 2017-BLG-198

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Event Parameters

Internal ID:	gb14-R-7-94308
Discovery date:	2017-04-22T19:24:59
RA:	18:06:22.79
Dec:	-27:45:17.05
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
95250	18:06:22.89	-27:45:19.60	15.60 ± 0.08	2.79
95275	18:06:22.82	-27:45:16.23	17.48 ± 0.19	1.77
95500	18:06:22.46	-27:45:14.78	17.18 ± 0.15	4.95
95501	18:06:22.46	-27:45:17.12	17.96 ± 0.20	4.06

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.855 (2023-Oct-29.355)	99.99 ± 99.99	3.49
2460246.889 (2023-Oct-29.389)	20.26 ± 1.82	3.64
2460246.901 (2023-Oct-29.401)	99.99 ± 99.99	2.98
2460246.911 (2023-Oct-29.411)	99.99 ± 99.99	3.60
2460246.923 (2023-Oct-29.423)	19.51 ± 1.34	3.97

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

Single lens fit parameters

t_max	=	JD 2457868.07	±	0.05 UT (2017-Apr-24.57)
t_E	=	0.47	±	1.40 days
u₀	=	9.0824	±	7.1702
I_base	=	9.98	±	0.32

External data

Gzipped FITS finder chart

All photometry data

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