MOA 2022-BLG-083

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Event Parameters

Internal ID:	gb6-R-4-1502
Discovery date:	2022-03-13T17:13:55
RA:	17:52:06.78
Dec:	-28:00:22.19
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
21040	17:52:06.72	-28:00:25.78	19.29 ± 0.06	4.56
21059	17:52:06.78	-28:00:18.91	21.80 ± 0.53	2.88
21096	17:52:06.86	-28:00:21.70	18.50 ± 0.08	0.51
21179	17:52:07.11	-28:00:20.01	20.78 ± 0.22	4.34

Last 5 photometry measurements

Observation date	I mag	seeing
2460235.907 (2023-Oct-18.407)	18.38 ± 0.16	4.04
2460239.931 (2023-Oct-22.431)	18.01 ± 0.13	3.51
2460244.880 (2023-Oct-27.380)	18.24 ± 0.22	4.32
2460245.875 (2023-Oct-28.375)	18.36 ± 0.17	3.01
2460246.874 (2023-Oct-29.374)	18.34 ± 0.18	3.54

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 3637.47)

Single lens fit parameters

t_max	=	JD 2459627.23	±	0.94 UT (2022-Feb-16.73)
t_E	=	3.82	±	0.22 days
u₀	=	18.8179	±	1.2148
I_base	=	6.22	±	0.11

External data

Gzipped FITS finder chart

All photometry data

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