MOA 2021-BLG-210

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Event Parameters

Internal ID:	gb5-R-4-129110
Discovery date:	2021-06-23T00:23:39
RA:	17:53:54.09
Dec:	-29:32:45.47
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
174294	17:53:53.96	-29:32:46.10	17.51 ± 0.15	2.64
174343	17:53:54.07	-29:32:42.21	18.18 ± 0.13	2.90
174368	17:53:54.11	-29:32:44.84	16.65 ± 0.10	0.32
174416	17:53:54.22	-29:32:42.14	19.07 ± 0.53	3.08
174474	17:53:54.28	-29:32:48.11	15.04 ± 0.07	3.89
174497	17:53:54.32	-29:32:42.42	16.67 ± 0.07	3.58

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	16.73 ± 0.08	3.64
2460246.883 (2023-Oct-29.383)	16.54 ± 0.04	3.44
2460246.895 (2023-Oct-29.395)	16.57 ± 0.06	3.30
2460246.905 (2023-Oct-29.405)	16.64 ± 0.07	3.28
2460246.917 (2023-Oct-29.417)	16.65 ± 0.05	3.34

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 19934.25)

Single lens fit parameters

t_max	=	JD 2459448.09	±	0.29 UT (2021-Aug-21.59)
t_E	=	19.46	±	38.17 days
u₀	=	8.0017	±	5.5857
I_base	=	9.67	±	0.34

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice