MOA 2017-BLG-004

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Event Parameters

Internal ID:	gb10-R-2-69460
Discovery date:	2017-02-10T22:08:52
RA:	17:57:46.37
Dec:	-27:11:00.19
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
9686	17:57:46.41	-27:10:59.50	16.81 ± 0.04	0.13
9699	17:57:46.46	-27:11:02.57	17.69 ± 0.04	3.13
9758	17:57:46.61	-27:10:56.96	16.10 ± 0.04	3.84

Last 5 photometry measurements

Observation date	I mag	seeing
2460518.908 (2024-Jul-27.408)	16.75 ± 0.02	3.27
2460518.920 (2024-Jul-27.420)	16.70 ± 0.03	3.13
2460518.930 (2024-Jul-27.430)	16.87 ± 0.20	2.35
2460519.046 (2024-Jul-27.546)	16.77 ± 0.02	2.93
2460519.050 (2024-Jul-27.550)	16.75 ± 0.05	2.92

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 17218.69)

Single lens fit parameters

t_max	=	JD 2457806.22	±	0.29 UT (2017-Feb-21.72)
t_E	=	132.16	±	2.35 days
u₀	=	0.4647	±	0.0133
I_base	=	16.69	±	0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice