MOA 2021-BLG-346

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Event Parameters

Internal ID:	gb13-R-10-57902
Discovery date:	2021-08-30T21:46:50
RA:	18:08:09.05
Dec:	-28:38:15.05
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
66285	18:08:09.32	-28:38:16.94	17.29 ± 0.09	4.52
66314	18:08:09.22	-28:38:14.55	16.66 ± 0.07	3.16
66393	18:08:09.04	-28:38:13.31	17.51 ± 0.14	2.49
66394	18:08:09.01	-28:38:15.48	17.59 ± 0.06	0.16

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.887 (2023-Oct-28.387)	17.40 ± 0.15	3.63
2460245.920 (2023-Oct-28.420)	17.42 ± 0.22	3.76
2460246.857 (2023-Oct-29.357)	17.47 ± 0.17	3.81
2460246.890 (2023-Oct-29.390)	17.74 ± 0.23	3.76
2460246.924 (2023-Oct-29.424)	17.73 ± 0.37	3.89

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 8425.58)

Single lens fit parameters

t_max	=	JD 2459465.26	±	0.03 UT (2021-Sep-7.76)
t_E	=	20.74	±	0.54 days
u₀	=	0.2608	±	0.0091
I_base	=	17.41	±	0.22

External data

Gzipped FITS finder chart

All photometry data

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