MOA 2022-BLG-468

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Event Parameters

Internal ID:	gb4-R-9-93274
Discovery date:	2022-08-27T13:04:05
RA:	17:55:01.39
Dec:	-30:38:37.93
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
112247	17:55:01.54	-30:38:36.41	15.15 ± 0.07	3.37
112275	17:55:01.46	-30:38:39.82	18.13 ± 0.10	2.04
112308	17:55:01.36	-30:38:38.43	17.53 ± 0.07	0.18
112324	17:55:01.34	-30:38:41.97	18.95 ± 0.12	3.57

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	17.40 ± 0.09	3.56
2460246.898 (2023-Oct-29.398)	17.36 ± 0.10	3.33
2460246.909 (2023-Oct-29.409)	17.86 ± 0.16	3.44
2460246.920 (2023-Oct-29.420)	17.52 ± 0.13	3.76
2460246.929 (2023-Oct-29.429)	17.76 ± 0.22	3.80

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 8904.30)

Single lens fit parameters

t_max	=	JD 2459820.13	±	0.00 UT (2022-Aug-28.63)
t_E	=	1.98	±	0.09 days
u₀	=	0.1949	±	0.0320
I_base	=	16.62	±	0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice