MOA 2022-BLG-074

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Event Parameters

Internal ID:	gb4-R-8-77754
Discovery date:	2022-03-08T17:48:49
RA:	17:56:37.07
Dec:	-30:58:55.35
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
17560	17:56:37.04	-30:58:53.65	18.30 ± 0.11	2.39
17561	17:56:37.01	-30:58:55.56	19.40 ± 0.49	0.42
17678	17:56:36.79	-30:58:53.77	16.47 ± 0.09	3.90

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	19.95 ± 0.87	3.35
2460246.898 (2023-Oct-29.398)	20.50 ± 1.55	2.99
2460246.909 (2023-Oct-29.409)	19.46 ± 0.60	3.28
2460246.920 (2023-Oct-29.420)	19.96 ± 1.07	3.64
2460246.929 (2023-Oct-29.429)	19.50 ± 0.68	3.53

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 1581.98)

Single lens fit parameters

t_max	=	JD 2459648.41	±	0.02 UT (2022-Mar-9.91)
t_E	=	16.86	±	0.93 days
u₀	=	0.1190	±	0.0091
I_base	=	18.98	±	0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice