MOA 2017-BLG-099

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Event Parameters

Internal ID:	gb17-R-3-19173
Discovery date:	2017-03-15T19:40:08
RA:	18:09:29.24
Dec:	-27:20:17.02
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
116447	18:09:29.00	-27:20:16.20	17.50 ± 0.07	3.91
116512	18:09:29.14	-27:20:15.11	19.32 ± 0.14	2.47
116533	18:09:29.15	-27:20:20.13	16.08 ± 0.13	4.29
116656	18:09:29.46	-27:20:14.42	14.91 ± 0.04	3.17

Last 5 photometry measurements

Observation date	I mag	seeing
2460610.879 (2024-Oct-27.379)	99.99 ± 99.99	5.41
2460610.916 (2024-Oct-27.416)	99.99 ± 99.99	5.11
2460611.891 (2024-Oct-28.391)	19.71 ± 1.02	4.43
2460611.926 (2024-Oct-28.426)	99.99 ± 99.99	5.66
2460614.884 (2024-Oct-31.384)	99.99 ± 99.99	5.50

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

Single lens fit parameters

t_max	=	JD 2457827.28	±	0.02 UT (2017-Mar-14.78)
t_E	=	11909.36	±	10794.88 days
u₀	=	0.0001	±	0.0006
I_base	=	27.55	±	0.24

External data

Gzipped FITS finder chart

All photometry data

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