MOA 2017-BLG-070

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Event Parameters

Internal ID:	gb3-R-6-24971
Discovery date:	2017-02-27T20:30:35
RA:	17:54:21.01
Dec:	-33:35:24.66
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
146723	17:54:21.17	-33:35:23.36	18.70 ± 0.10	3.36
146799	17:54:20.95	-33:35:25.41	17.47 ± 0.06	0.28
146821	17:54:20.93	-33:35:28.06	17.44 ± 0.10	3.02
146874	17:54:20.75	-33:35:29.15	16.00 ± 0.03	4.96
146906	17:54:20.70	-33:35:27.72	15.89 ± 0.03	4.32

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.899 (2023-Oct-29.399)	17.37 ± 0.09	3.16
2460246.910 (2023-Oct-29.410)	17.28 ± 0.09	3.40
2460246.922 (2023-Oct-29.422)	17.10 ± 0.13	3.87
2460246.930 (2023-Oct-29.430)	17.29 ± 0.15	3.67
2460246.933 (2023-Oct-29.433)	17.37 ± 0.21	3.54

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 9349.75)

Single lens fit parameters

t_max	=	JD 2457860.34	±	0.03 UT (2017-Apr-16.84)
t_E	=	87.48	±	0.92 days
u₀	=	0.2735	±	0.0040
I_base	=	17.68	±	0.17

External data

Gzipped FITS finder chart

All photometry data

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