MOA 2017-BLG-117

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Event Parameters

Internal ID:	gb9-R-5-98248
Discovery date:	2017-03-18T18:12:40
RA:	17:58:48.65
Dec:	-29:58:55.54
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
40846	17:58:48.48	-29:58:52.39	18.79 ± 0.17	3.92
40901	17:58:48.66	-29:58:59.15	17.67 ± 0.11	4.46
40927	17:58:48.68	-29:58:54.19	15.48 ± 0.04	0.83
41035	17:58:48.97	-29:58:51.91	16.73 ± 0.09	4.99

Last 5 photometry measurements

Observation date	I mag	seeing
2460518.907 (2024-Jul-27.407)	15.41 ± 0.02	3.43
2460518.919 (2024-Jul-27.419)	15.44 ± 0.02	3.17
2460518.929 (2024-Jul-27.429)	15.89 ± 0.32	4.74
2460519.045 (2024-Jul-27.545)	15.45 ± 0.02	3.50
2460519.048 (2024-Jul-27.548)	15.44 ± 0.02	3.47

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 58830.16)

Single lens fit parameters

t_max	=	JD 2457824.07	±	0.21 UT (2017-Mar-11.57)
t_E	=	21.21	±	4.31 days
u₀	=	4.7483	±	1.3188
I_base	=	11.96	±	0.22

External data

Gzipped FITS finder chart

All photometry data

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