MOA 2017-BLG-450

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Event Parameters

Internal ID:	gb13-R-9-51884
Discovery date:	2017-09-04T01:00:43
RA:	18:06:21.51
Dec:	-28:48:57.07
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
72710	18:06:21.68	-28:48:56.44	15.49 ± 0.05	3.17
72771	18:06:21.55	-28:48:56.18	16.62 ± 0.07	1.89
72821	18:06:21.44	-28:49:02.29	14.89 ± 0.08	4.85
72862	18:06:21.35	-28:48:55.34	18.79 ± 0.22	2.86
72863	18:06:21.37	-28:48:58.16	17.26 ± 0.07	1.43

Last 5 photometry measurements

Observation date	I mag	seeing
2460518.051 (2024-Jul-26.551)	16.97 ± 0.26	4.70
2460518.804 (2024-Jul-27.304)	17.26 ± 0.11	3.61
2460518.836 (2024-Jul-27.336)	17.24 ± 0.20	2.94
2460518.870 (2024-Jul-27.370)	17.24 ± 0.08	3.13
2460518.913 (2024-Jul-27.413)	17.23 ± 0.11	3.16

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 11334.44)

Single lens fit parameters

t_max	=	JD 2458009.12	±	0.23 UT (2017-Sep-12.62)
t_E	=	132.86	±	9.92 days
u₀	=	0.1644	±	0.0174
I_base	=	19.36	±	0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice