MOA 2022-BLG-495

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Event Parameters

Internal ID:	gb3-R-3-39937
Discovery date:	2022-09-10T14:19:25
RA:	17:53:10.90
Dec:	-32:38:29.76
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
148749	17:53:10.63	-32:38:27.60	16.42 ± 0.13	4.44
148841	17:53:10.90	-32:38:33.61	18.86 ± 0.21	4.64
148842	17:53:10.84	-32:38:26.82	15.95 ± 0.12	2.86
148920	17:53:10.97	-32:38:29.19	18.97 ± 0.13	0.21
148938	17:53:11.00	-32:38:33.85	17.42 ± 0.09	4.87
148939	17:53:10.99	-32:38:31.09	18.96 ± 0.15	2.06
149003	17:53:11.15	-32:38:28.58	17.22 ± 0.10	2.68

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.899 (2023-Oct-29.399)	19.08 ± 0.31	2.94
2460246.910 (2023-Oct-29.410)	19.03 ± 0.40	3.21
2460246.922 (2023-Oct-29.422)	18.70 ± 0.32	3.66
2460246.930 (2023-Oct-29.430)	18.84 ± 0.40	3.67
2460246.933 (2023-Oct-29.433)	19.06 ± 0.54	3.69

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 2348.55)

Single lens fit parameters

t_max	=	JD 2459856.22	±	0.01 UT (2022-Oct-3.72)
t_E	=	688.26	±	0.17 days
u₀	=	0.0019	±	0.0000
I_base	=	22.03	±	0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice