MOA 2022-BLG-444

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Event Parameters

Internal ID:	gb14-R-7-133089
Discovery date:	2022-08-12T10:49:11
RA:	18:06:48.49
Dec:	-27:59:06.22
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
185946	18:06:48.70	-27:59:09.18	17.77 ± 0.26	4.37
186070	18:06:48.51	-27:59:09.54	16.97 ± 0.09	3.00
186092	18:06:48.45	-27:59:06.74	18.89 ± 0.18	0.10
186233	18:06:48.19	-27:59:09.14	18.54 ± 0.21	4.17

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.855 (2023-Oct-29.355)	18.15 ± 0.23	3.49
2460246.889 (2023-Oct-29.389)	17.92 ± 0.21	3.63
2460246.901 (2023-Oct-29.401)	18.28 ± 0.24	2.94
2460246.911 (2023-Oct-29.411)	17.90 ± 0.29	3.49
2460246.923 (2023-Oct-29.423)	18.20 ± 0.48	4.03

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 2544.49)

Single lens fit parameters

t_max	=	JD 2459807.60	±	0.02 UT (2022-Aug-16.10)
t_E	=	50.02	±	1.94 days
u₀	=	0.0449	±	0.0020
I_base	=	19.58	±	0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice