MOA 2019-BLG-222

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Event Parameters

Internal ID:	gb11-R-5-13981
Discovery date:	2019-05-23T08:50:57
RA:	18:03:34.15
Dec:	-33:21:37.33
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
82249	18:03:33.97	-33:21:33.52	18.20 ± 0.05	4.49
82334	18:03:34.19	-33:21:37.70	18.16 ± 0.09	1.00
82335	18:03:34.20	-33:21:32.09	17.93 ± 0.08	4.92

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.873 (2023-Oct-29.373)	18.00 ± 0.17	3.95
2460246.934 (2023-Oct-29.434)	18.02 ± 0.18	3.85
2460246.940 (2023-Oct-29.440)	18.11 ± 0.21	3.92
2460246.941 (2023-Oct-29.441)	17.83 ± 0.16	4.16
2460246.943 (2023-Oct-29.443)	17.69 ± 0.14	4.17

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4961.35)

Single lens fit parameters

t_max	=	JD 2458624.81	±	0.04 UT (2019-May-21.31)
t_E	=	0.73	±	2.03 days
u₀	=	12.6344	±	9.5469
I_base	=	7.21	±	0.10

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice