MOA 2017-BLG-404

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb3-R-10-29628
Discovery date:	2017-07-28T11:14:21
RA:	17:55:17.15
Dec:	-32:04:34.27
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
110649	17:55:17.28	-32:04:36.72	15.76 ± 0.04	2.99
110703	17:55:17.15	-32:04:35.93	15.78 ± 0.05	1.28
110721	17:55:17.07	-32:04:38.49	17.67 ± 0.11	3.85
110795	17:55:16.89	-32:04:31.56	16.15 ± 0.03	4.49

Last 5 photometry measurements

Observation date	I mag	seeing
2460518.892 (2024-Jul-27.392)	15.90 ± 0.02	2.90
2460518.897 (2024-Jul-27.397)	15.92 ± 0.02	2.92
2460518.910 (2024-Jul-27.410)	15.94 ± 0.03	3.42
2460518.922 (2024-Jul-27.422)	15.90 ± 0.04	3.37
2460519.052 (2024-Jul-27.552)	15.89 ± 0.04	3.51

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 44463.13)

Single lens fit parameters

t_max	=	JD 2457963.09	±	0.01 UT (2017-Jul-28.59)
t_E	=	38.95	±	1.13 days
u₀	=	0.0446	±	0.0016
I_base	=	19.77	±	0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice