MOA 2017-BLG-261

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Event Parameters

Internal ID:	gb13-R-7-21547
Discovery date:	2017-05-20T16:22:24
RA:	18:06:26.38
Dec:	-29:32:20.61
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
76906	18:06:26.57	-29:32:18.58	18.17 ± 0.21	4.11
77025	18:06:26.36	-29:32:21.17	16.72 ± 0.13	0.38
77096	18:06:26.24	-29:32:18.02	15.44 ± 0.07	3.56
77161	18:06:26.07	-29:32:23.03	15.73 ± 0.17	4.08

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.887 (2023-Oct-28.387)	16.78 ± 0.08	3.27
2460245.920 (2023-Oct-28.420)	16.85 ± 0.11	3.49
2460246.857 (2023-Oct-29.357)	16.87 ± 0.09	3.58
2460246.890 (2023-Oct-29.390)	16.90 ± 0.09	3.73
2460246.924 (2023-Oct-29.424)	16.72 ± 0.12	3.75

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 18724.06)

Single lens fit parameters

t_max	=	JD 2457895.41	±	0.01 UT (2017-May-21.91)
t_E	=	2.14	±	0.08 days
u₀	=	0.1058	±	0.0049
I_base	=	17.02	±	0.22

External data

Gzipped FITS finder chart

All photometry data

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