MOA 2021-BLG-205

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Event Parameters

Internal ID:	gb17-R-8-53649
Discovery date:	2021-06-22T22:57:40
RA:	18:14:16.59
Dec:	-27:22:30.77
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
27249	18:14:16.87	-27:22:30.82	18.24 ± 0.19	4.59
27375	18:14:16.67	-27:22:29.49	18.15 ± 0.12	2.59
27376	18:14:16.67	-27:22:34.34	17.32 ± 0.08	3.58
27454	18:14:16.54	-27:22:31.33	18.16 ± 0.14	0.08
27557	18:14:16.38	-27:22:27.83	16.89 ± 0.08	4.32

Last 5 photometry measurements

Observation date	I mag	seeing
2460570.962 (2024-Sep-17.462)	18.16 ± 0.16	3.33
2460571.002 (2024-Sep-17.502)	18.19 ± 0.27	4.12
2460571.035 (2024-Sep-17.535)	18.36 ± 0.39	4.29
2460572.901 (2024-Sep-19.401)	17.91 ± 0.10	3.77
2460572.948 (2024-Sep-19.448)	18.02 ± 0.11	3.64

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4975.08)

Single lens fit parameters

t_max	=	JD 2459397.75	±	0.03 UT (2021-Jul-2.25)
t_E	=	18.96	±	0.59 days
u₀	=	0.3271	±	0.0141
I_base	=	17.96	±	0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice