MOA 2018-BLG-229

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Event Parameters

Internal ID:	gb10-R-7-106297
Discovery date:	2018-07-09T15:51:28
RA:	18:02:12.33
Dec:	-27:44:58.58
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
27156	18:02:12.57	-27:44:59.18	19.78 ± 0.47	3.84
27257	18:02:12.41	-27:45:02.28	17.85 ± 0.14	3.66
27342	18:02:12.25	-27:44:55.11	16.63 ± 0.06	4.24
27343	18:02:12.29	-27:45:02.48	18.25 ± 0.07	3.43
27362	18:02:12.25	-27:44:58.81	16.16 ± 0.07	0.66
27464	18:02:12.05	-27:44:56.20	18.18 ± 0.16	4.51

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.852 (2023-Oct-29.352)	16.08 ± 0.03	3.56
2460246.886 (2023-Oct-29.386)	16.07 ± 0.03	3.67
2460246.897 (2023-Oct-29.397)	16.13 ± 0.03	3.36
2460246.908 (2023-Oct-29.408)	16.06 ± 0.04	3.51
2460246.919 (2023-Oct-29.419)	16.06 ± 0.05	3.97

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 31246.40)

Single lens fit parameters

t_max	=	JD 2458316.10	±	0.01 UT (2018-Jul-16.60)
t_E	=	22.87	±	0.17 days
u₀	=	0.1545	±	0.0014
I_base	=	17.77	±	0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice