MOA 2018-BLG-290

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Event Parameters

Internal ID:	gb1-R-4-34845
Discovery date:	2018-08-04T16:16:56
RA:	17:46:55.86
Dec:	-34:33:18.43
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
170753	17:46:55.62	-34:33:18.54	15.16 ± 0.04	3.67
170800	17:46:55.75	-34:33:16.82	16.76 ± 0.04	2.27
170913	17:46:55.95	-34:33:19.30	18.92 ± 0.14	1.62
170914	17:46:55.96	-34:33:16.16	19.17 ± 0.11	1.91
171009	17:46:56.18	-34:33:16.85	15.91 ± 0.03	3.67

Last 5 photometry measurements

Observation date	I mag	seeing
2460598.955 (2024-Oct-15.455)	20.45 ± 2.17	3.03
2460599.862 (2024-Oct-16.362)	99.99 ± 99.99	2.33
2460599.898 (2024-Oct-16.398)	99.99 ± 99.99	2.54
2460599.932 (2024-Oct-16.432)	20.15 ± 0.83	2.95
2460599.965 (2024-Oct-16.465)	99.99 ± 99.99	3.18

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

Single lens fit parameters

t_max	=	JD 2458335.19	±	0.04 UT (2018-Aug-4.69)
t_E	=	23.91	±	2.22 days
u₀	=	0.0825	±	0.0120
I_base	=	19.98	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice