MOA 2022-BLG-226

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Event Parameters

Internal ID:	gb5-R-7-206989
Discovery date:	2022-05-05T15:58:43
RA:	17:54:16.31
Dec:	-29:39:03.87
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
157888	17:54:16.29	-29:39:04.12	17.70 ± 0.20	0.49
157975	17:54:16.11	-29:39:05.12	18.02 ± 0.15	2.15
158002	17:54:16.08	-29:39:07.64	17.91 ± 0.17	4.14
158073	17:54:15.93	-29:39:05.33	18.04 ± 0.23	4.63

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.907 (2024-Oct-28.407)	17.90 ± 0.20	4.96
2460611.918 (2024-Oct-28.418)	17.95 ± 0.52	5.49
2460614.862 (2024-Oct-31.362)	18.75 ± 1.06	5.51
2460614.868 (2024-Oct-31.368)	12.99 ± 0.15	4.85
2460614.872 (2024-Oct-31.372)	17.74 ± 0.13	4.66

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 7613.77)

Single lens fit parameters

t_max	=	JD 2459705.65	±	0.00 UT (2022-May-6.15)
t_E	=	1.56	±	0.04 days
u₀	=	0.0000	±	0.0053
I_base	=	17.94	±	0.39

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice