MOA 2022-BLG-515

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Event Parameters

Internal ID:	gb4-R-9-96731
Discovery date:	2022-09-16T13:22:16
RA:	17:55:12.41
Dec:	-30:41:31.82
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
108354	17:55:12.53	-30:41:32.73	16.11 ± 0.08	2.13
108457	17:55:12.23	-30:41:29.28	18.36 ± 0.09	3.73
108511	17:55:12.11	-30:41:33.97	17.29 ± 0.16	3.80

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	99.99 ± 99.99	3.53
2460246.898 (2023-Oct-29.398)	99.99 ± 99.99	3.24
2460246.909 (2023-Oct-29.409)	99.99 ± 99.99	3.44
2460246.920 (2023-Oct-29.420)	99.99 ± 99.99	3.78
2460246.929 (2023-Oct-29.429)	99.99 ± 99.99	3.72

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2459839.64	±	0.08 UT (2022-Sep-17.14)
t_E	=	13.40	±	1.96 days
u₀	=	0.1641	±	0.0354
I_base	=	19.42	±	0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice