MOA 2021-BLG-301

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Event Parameters

Internal ID:	gb9-R-1-173715
Discovery date:	2021-07-29T11:45:36
RA:	17:59:13.98
Dec:	-28:28:07.22
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
113403	17:59:13.69	-28:28:07.77	16.38 ± 0.05	4.69
113453	17:59:13.80	-28:28:09.54	17.51 ± 0.11	4.27
113520	17:59:14.00	-28:28:06.44	14.72 ± 0.03	0.34
113606	17:59:14.22	-28:28:06.66	15.88 ± 0.05	2.81

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	14.74 ± 0.01	3.95
2460246.896 (2023-Oct-29.396)	14.77 ± 0.02	3.82
2460246.906 (2023-Oct-29.406)	14.74 ± 0.01	3.91
2460246.918 (2023-Oct-29.418)	14.75 ± 0.01	4.01
2460246.927 (2023-Oct-29.427)	14.73 ± 0.01	3.93

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 117489.76)

Single lens fit parameters

t_max	=	JD 2459450.99	±	0.01 UT (2021-Aug-24.49)
t_E	=	2.50	±	4.99 days
u₀	=	8.8220	±	6.1513
I_base	=	7.00	±	0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice