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
2460245.899 (2023-Oct-28.399)	99.99 ± 99.99	3.22
2460245.931 (2023-Oct-28.431)	99.99 ± 99.99	3.40
2460246.862 (2023-Oct-29.362)	99.99 ± 99.99	3.56
2460246.903 (2023-Oct-29.403)	99.99 ± 99.99	3.43
2460246.931 (2023-Oct-29.431)	20.79 ± 3.19	3.73

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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