MOA 2017-BLG-201

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Event Parameters

Internal ID:	gb5-R-6-111267
Discovery date:	2017-04-23T15:42:11
RA:	17:55:47.51
Dec:	-30:00:05.71
Current assessment:	cv

Now clearly looks like a CV

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
110071	17:55:47.67	-30:00:02.43	18.25 ± 0.06	4.90
110072	17:55:47.68	-30:00:08.57	17.84 ± 0.10	3.79
110127	17:55:47.50	-30:00:06.78	16.17 ± 0.10	0.74
110186	17:55:47.32	-30:00:03.16	17.01 ± 0.04	3.88

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	16.42 ± 0.10	3.88
2460246.883 (2023-Oct-29.383)	16.29 ± 0.04	3.57
2460246.895 (2023-Oct-29.395)	16.29 ± 0.04	3.45
2460246.905 (2023-Oct-29.405)	16.32 ± 0.05	3.41
2460246.917 (2023-Oct-29.417)	16.18 ± 0.07	3.53

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 31074.20)

Single lens fit parameters

t_max	=	JD 2457867.05	±	0.00 UT (2017-Apr-23.55)
t_E	=	8.83	±	0.00 days
u₀	=	0.0008	±	0.0000
I_base	=	24.62	±	0.29

External data

Gzipped FITS finder chart

All photometry data

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