MOA 2023-BLG-452

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Event Parameters

Internal ID:	gb9-R-3-172525
Discovery date:	2023-10-03T14:55:37
RA:	17:57:21.52
Dec:	-29:04:30.53
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
102912	17:57:21.38	-29:04:27.98	16.06 ± 0.06	3.19
102953	17:57:21.44	-29:04:30.08	17.10 ± 0.07	1.72
103006	17:57:21.60	-29:04:26.28	18.00 ± 0.10	3.82

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	17.59 ± 0.09	3.61
2460246.896 (2023-Oct-29.396)	17.56 ± 0.10	3.43
2460246.906 (2023-Oct-29.406)	17.67 ± 0.11	3.42
2460246.918 (2023-Oct-29.418)	17.54 ± 0.12	3.82
2460246.927 (2023-Oct-29.427)	17.69 ± 0.18	3.49

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

Single lens fit parameters

t_max	=	JD 2460232.67	±	0.02 UT (2023-Oct-15.17)
t_E	=	52.02	±	1.64 days
u₀	=	0.0489	±	0.0026
I_base	=	19.26	±	0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice