MOA 2019-BLG-177

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Event Parameters

Internal ID:	gb11-R-7-4676
Discovery date:	2019-04-22T19:57:25
RA:	18:06:22.49
Dec:	-33:13:28.33
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
178722	18:06:22.72	-33:13:29.48	17.91 ± 0.12	3.62
178803	18:06:22.55	-33:13:27.10	18.84 ± 0.15	2.34
178882	18:06:22.44	-33:13:24.92	17.53 ± 0.05	4.16
178901	18:06:22.39	-33:13:32.54	14.83 ± 0.25	3.82

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.927 (2024-Sep-19.427)	99.99 ± 99.99	3.86
2460573.021 (2024-Sep-19.521)	20.57 ± 4.97	4.61
2460574.032 (2024-Sep-20.532)	99.99 ± 99.99	5.17
2460574.042 (2024-Sep-20.542)	18.38 ± 0.32	4.72
2460574.046 (2024-Sep-20.546)	21.73 ± 6.93	4.35

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

Single lens fit parameters

t_max	=	JD 2458599.29	±	0.04 UT (2019-Apr-25.79)
t_E	=	0.78	±	2.58 days
u₀	=	9.3113	±	7.5316
I_base	=	8.77	±	0.16

External data

Gzipped FITS finder chart

All photometry data

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