MOA 2021-BLG-319

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Event Parameters

Internal ID:	gb9-R-10-122397
Discovery date:	2021-08-09T21:32:05
RA:	18:00:35.84
Dec:	-28:39:28.50
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
130428	18:00:35.92	-28:39:26.90	17.85 ± 0.17	2.83
130443	18:00:35.90	-28:39:30.85	14.63 ± 0.05	2.31
130466	18:00:35.83	-28:39:25.60	17.82 ± 0.13	3.69
130608	18:00:35.58	-28:39:27.22	17.39 ± 0.17	3.56

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.952 (2024-Sep-19.452)	99.99 ± 99.99	4.06
2460572.964 (2024-Sep-19.464)	99.99 ± 99.99	5.05
2460573.025 (2024-Sep-19.525)	99.99 ± 99.99	5.05
2460575.903 (2024-Sep-22.403)	19.02 ± 4.32	5.25
2460575.916 (2024-Sep-22.416)	99.99 ± 99.99	5.39

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

Single lens fit parameters

t_max	=	JD 2459440.90	±	0.04 UT (2021-Aug-14.40)
t_E	=	148.98	±	28.52 days
u₀	=	0.0118	±	0.0030
I_base	=	20.95	±	0.32

External data

Gzipped FITS finder chart

All photometry data

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