MOA 2020-BLG-188

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Event Parameters

Internal ID:	gb17-R-6-25905
Discovery date:	2020-07-27T10:02:37
RA:	18:14:43.98
Dec:	-28:16:46.06
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
101853	18:14:44.21	-28:16:49.52	18.39 ± 0.11	4.95
101960	18:14:43.95	-28:16:46.86	15.24 ± 0.03	0.32
102068	18:14:43.72	-28:16:46.89	18.54 ± 0.06	2.98
102085	18:14:43.69	-28:16:49.27	18.45 ± 0.10	4.37

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.899 (2023-Oct-28.399)	15.22 ± 0.02	3.34
2460245.931 (2023-Oct-28.431)	15.16 ± 0.03	3.60
2460246.862 (2023-Oct-29.362)	15.21 ± 0.02	3.76
2460246.903 (2023-Oct-29.403)	15.18 ± 0.03	3.58
2460246.931 (2023-Oct-29.431)	15.27 ± 0.04	4.10

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 72912.17)

Single lens fit parameters

t_max	=	JD 2459090.34	±	0.16 UT (2020-Aug-28.84)
t_E	=	11.65	±	17.73 days
u₀	=	5.0952	±	3.4009
I_base	=	10.28	±	0.15

External data

Gzipped FITS finder chart

All photometry data

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