MOA 2021-BLG-042

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Event Parameters

Internal ID:	gb7-R-2-18647
Discovery date:	2021-03-18T18:48:42
RA:	17:58:28.35
Dec:	-32:15:11.56
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
88941	17:58:28.30	-32:15:12.09	16.42 ± 0.10	1.75
88957	17:58:28.38	-32:15:07.94	18.06 ± 0.09	3.17
89011	17:58:28.62	-32:15:11.31	15.56 ± 0.04	2.89

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.911 (2023-Oct-28.411)	99.99 ± 99.99	3.48
2460245.940 (2023-Oct-28.440)	99.99 ± 99.99	3.52
2460246.867 (2023-Oct-29.367)	99.99 ± 99.99	3.46
2460246.915 (2023-Oct-29.415)	99.99 ± 99.99	3.31
2460246.938 (2023-Oct-29.438)	99.99 ± 99.99	4.01

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2459302.17	±	0.09 UT (2021-Mar-28.67)
t_E	=	62.77	±	2.79 days
u₀	=	0.1386	±	0.0098
I_base	=	17.77	±	0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice