MOA 2022-BLG-013

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb18-R-3-25772
Discovery date:	2022-02-17T20:40:25
RA:	18:11:16.91
Dec:	-25:37:20.21
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
163460	18:11:16.63	-25:37:19.84	15.40 ± 0.04	4.54
163616	18:11:16.89	-25:37:16.67	19.28 ± 0.24	3.14
163637	18:11:16.98	-25:37:19.84	17.62 ± 0.13	0.43
163785	18:11:17.19	-25:37:17.75	17.81 ± 0.08	3.88

Last 5 photometry measurements

Observation date	I mag	seeing
2460244.901 (2023-Oct-27.401)	17.48 ± 0.12	3.41
2460245.862 (2023-Oct-28.362)	17.45 ± 0.09	3.52
2460245.898 (2023-Oct-28.398)	17.49 ± 0.12	3.17
2460246.861 (2023-Oct-29.361)	17.49 ± 0.09	3.77
2460246.902 (2023-Oct-29.402)	17.61 ± 0.13	3.34

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 8158.31)

Single lens fit parameters

t_max	=	JD 2459624.06	±	0.09 UT (2022-Feb-13.56)
t_E	=	13.32	±	1.41 days
u₀	=	0.3966	±	0.0693
I_base	=	17.82	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice