MOA 2022-BLG-402

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Event Parameters

Internal ID:	gb17-R-3-32584
Discovery date:	2022-07-21T14:57:38
RA:	18:09:06.50
Dec:	-27:35:54.84
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
3464	18:09:06.38	-27:35:50.67	18.30 ± 0.13	4.36
3551	18:09:06.54	-27:35:55.81	17.85 ± 0.10	1.61
3617	18:09:06.70	-27:35:57.23	18.21 ± 0.10	3.79

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.899 (2023-Oct-28.399)	20.02 ± 0.87	3.18
2460245.931 (2023-Oct-28.431)	99.99 ± 99.99	3.27
2460246.862 (2023-Oct-29.362)	21.39 ± 3.01	3.44
2460246.903 (2023-Oct-29.403)	20.02 ± 1.01	3.22
2460246.931 (2023-Oct-29.431)	20.76 ± 2.67	3.55

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

Single lens fit parameters

t_max	=	JD 2459792.46	±	0.06 UT (2022-Jul-31.96)
t_E	=	41.16	±	1.76 days
u₀	=	0.3963	±	0.0292
I_base	=	18.19	±	0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice