MOA 2021-BLG-391

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Event Parameters

Internal ID:	gb23-R-4-2067
Discovery date:	2021-09-15T16:04:56
RA:	17:33:02.74
Dec:	-27:35:27.31
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation

Last 5 photometry measurements

Observation date	I mag	seeing
2460570.919 (2024-Sep-17.419)	24.95 ± 116.08	4.09
2460570.952 (2024-Sep-17.452)	99.99 ± 99.99	3.60
2460570.993 (2024-Sep-17.493)	99.99 ± 99.99	4.42
2460572.899 (2024-Sep-19.399)	99.99 ± 99.99	3.54
2460572.939 (2024-Sep-19.439)	99.99 ± 99.99	4.19

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

Single lens fit parameters

t_max	=	JD 2459470.68	±	0.14 UT (2021-Sep-13.18)
t_E	=	2.38	±	0.15 days
u₀	=	3.5922	±	0.2090
I_base	=	11.91	±	0.00

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice