MOA 2017-BLG-507

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Event Parameters

Internal ID:	gb19-R-2-10814
Discovery date:	2017-10-19T15:23:03
RA:	18:15:41.87
Dec:	-25:07:35.88
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
80319	18:15:41.62	-25:07:36.74	17.86 ± 0.07	4.45
80447	18:15:42.02	-25:07:37.07	16.10 ± 0.09	2.37

Last 5 photometry measurements

Observation date	I mag	seeing
2460235.930 (2023-Oct-18.430)	99.99 ± 99.99	2.67
2460239.943 (2023-Oct-22.443)	99.99 ± 99.99	3.63
2460244.878 (2023-Oct-27.378)	99.99 ± 99.99	4.35
2460245.873 (2023-Oct-28.373)	22.25 ± 3.45	3.64
2460246.872 (2023-Oct-29.372)	99.99 ± 99.99	3.78

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2458045.56	±	0.02 UT (2017-Oct-19.06)
t_E	=	248.72	±	130.77 days
u₀	=	0.0010	±	0.0014
I_base	=	23.45	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice