MOA 2019-BLG-144

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Event Parameters

Internal ID:	gb9-R-4-77597
Discovery date:	2019-04-15T15:20:41
RA:	17:58:19.25
Dec:	-29:31:48.70
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
130827	17:58:19.02	-29:31:49.56	16.29 ± 0.12	4.01
130875	17:58:19.13	-29:31:43.89	18.03 ± 0.12	4.94
130897	17:58:19.18	-29:31:46.20	17.52 ± 0.10	2.52
130988	17:58:19.32	-29:31:52.47	18.50 ± 0.22	4.52
131084	17:58:19.51	-29:31:45.08	17.73 ± 0.12	4.33

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	20.32 ± 1.05	3.50
2460246.896 (2023-Oct-29.396)	19.64 ± 0.52	3.21
2460246.906 (2023-Oct-29.406)	99.99 ± 99.99	3.46
2460246.918 (2023-Oct-29.418)	99.99 ± 99.99	3.55
2460246.927 (2023-Oct-29.427)	99.99 ± 99.99	3.51

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

Single lens fit parameters

t_max	=	JD 2458590.42	±	0.01 UT (2019-Apr-16.92)
t_E	=	41.84	±	2.37 days
u₀	=	0.0242	±	0.0016
I_base	=	21.12	±	0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice