MOA 2023-BLG-027

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Event Parameters

Internal ID:	gb4-R-4-45178
Discovery date:	2023-02-26T19:33:36
RA:	17:53:44.93
Dec:	-31:27:25.13
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
59222	17:53:44.74	-31:27:28.03	14.68 ± 0.10	4.74
59243	17:53:44.79	-31:27:22.68	16.07 ± 0.13	3.10
59412	17:53:45.13	-31:27:27.12	15.88 ± 0.05	3.38

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.899 (2024-Oct-28.399)	19.64 ± 1.13	4.63
2460611.911 (2024-Oct-28.411)	99.99 ± 99.99	4.74
2460611.921 (2024-Oct-28.421)	99.99 ± 99.99	5.08
2460611.930 (2024-Oct-28.430)	99.99 ± 99.99	4.52
2460614.875 (2024-Oct-31.375)	99.99 ± 99.99	4.93

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

Single lens fit parameters

t_max	=	JD 2460013.91	±	0.35 UT (2023-Mar-10.41)
t_E	=	39.93	±	5.12 days
u₀	=	1.1159	±	0.1975
I_base	=	16.04	±	0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice