MOA 2021-BLG-001

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Event Parameters

Internal ID:	gb4-R-5-47895
Discovery date:	2021-02-22T02:23:38
RA:	17:51:47.80
Dec:	-31:35:36.31
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
62818	17:51:47.81	-31:35:39.17	16.16 ± 0.02	3.64
62819	17:51:47.82	-31:35:35.71	16.16 ± 0.02	0.32
62900	17:51:48.13	-31:35:38.12	17.07 ± 0.05	4.59

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	16.15 ± 0.02	3.57
2460246.898 (2023-Oct-29.398)	16.19 ± 0.02	3.30
2460246.909 (2023-Oct-29.409)	16.14 ± 0.02	3.42
2460246.920 (2023-Oct-29.420)	16.16 ± 0.03	3.79
2460246.929 (2023-Oct-29.429)	16.16 ± 0.03	3.62

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 31217.64)

Single lens fit parameters

t_max	=	JD 2459272.32	±	0.18 UT (2021-Feb-26.82)
t_E	=	11.75	±	0.12 days
u₀	=	9.0694	±	0.0797
I_base	=	7.85	±	0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice