MOA 2021-BLG-399

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Event Parameters

Internal ID:	gb5-R-6-150802
Discovery date:	2021-09-18T21:14:55
RA:	17:56:04.07
Dec:	-29:55:59.13
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
22652	17:56:04.16	-29:55:59.09	17.83 ± 0.11	1.97
22653	17:56:04.17	-29:56:02.70	17.21 ± 0.07	3.76
22805	17:56:03.76	-29:56:00.14	18.86 ± 0.26	3.57

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	19.18 ± 0.78	3.78
2460246.883 (2023-Oct-29.383)	19.44 ± 0.58	3.56
2460246.895 (2023-Oct-29.395)	19.97 ± 1.46	3.43
2460246.905 (2023-Oct-29.405)	99.99 ± 99.99	3.31
2460246.917 (2023-Oct-29.417)	99.99 ± 99.99	3.41

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

Single lens fit parameters

t_max	=	JD 2459480.38	±	0.04 UT (2021-Sep-22.88)
t_E	=	93.91	±	4.13 days
u₀	=	0.0121	±	0.0007
I_base	=	20.68	±	0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice