MOA 2022-BLG-285

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Event Parameters

Internal ID:	gb9-R-4-95111
Discovery date:	2022-06-13T11:35:16
RA:	17:57:02.84
Dec:	-29:43:14.51
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
2684	17:57:02.90	-29:43:18.27	17.86 ± 0.09	4.52
2685	17:57:02.93	-29:43:11.74	15.94 ± 0.10	2.36
2808	17:57:03.19	-29:43:12.63	18.29 ± 0.19	4.36
2829	17:57:03.23	-29:43:15.68	18.03 ± 0.11	4.96

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	20.21 ± 1.57	3.57
2460246.896 (2023-Oct-29.396)	99.99 ± 99.99	3.36
2460246.906 (2023-Oct-29.406)	99.99 ± 99.99	3.43
2460246.918 (2023-Oct-29.418)	99.99 ± 99.99	3.53
2460246.927 (2023-Oct-29.427)	99.99 ± 99.99	3.66

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

Single lens fit parameters

t_max	=	JD 2459743.28	±	0.05 UT (2022-Jun-12.78)
t_E	=	66.05	±	17.01 days
u₀	=	0.0044	±	0.0018
I_base	=	21.41	±	0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice