MOA 2021-BLG-243

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Event Parameters

Internal ID:	gb5-R-9-156169
Discovery date:	2021-07-10T17:38:38
RA:	17:55:57.17
Dec:	-28:45:41.70
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
28703	17:55:57.17	-28:45:41.82	16.28 ± 0.16	0.76
28724	17:55:57.13	-28:45:45.22	15.93 ± 0.10	3.07
28793	17:55:57.00	-28:45:38.90	15.53 ± 0.04	3.92
28880	17:55:57.02	-28:45:41.22	18.01 ± 0.12	1.85

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.962 (2024-Sep-19.462)	16.66 ± 0.22	4.79
2460573.023 (2024-Sep-19.523)	16.86 ± 0.34	4.92
2460575.899 (2024-Sep-22.399)	16.23 ± 0.07	4.29
2460575.902 (2024-Sep-22.402)	16.37 ± 0.18	4.75
2460575.915 (2024-Sep-22.415)	16.42 ± 0.22	4.80

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 28157.88)

Single lens fit parameters

t_max	=	JD 2459432.53	±	0.02 UT (2021-Aug-6.03)
t_E	=	41.91	±	0.30 days
u₀	=	0.1879	±	0.0021
I_base	=	17.34	±	0.26

External data

Gzipped FITS finder chart

All photometry data

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