MOA 2017-BLG-255

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Event Parameters

Internal ID:	gb5-R-7-122032
Discovery date:	2017-05-13T15:38:31
RA:	17:55:02.72
Dec:	-29:32:40.52
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
53100	17:55:02.91	-29:32:40.04	16.22 ± 0.16	3.27
53126	17:55:02.86	-29:32:37.81	16.73 ± 0.29	4.21
53254	17:55:02.61	-29:32:39.72	17.76 ± 0.20	1.70
53293	17:55:02.51	-29:32:37.08	18.58 ± 0.41	4.76

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	99.99 ± 99.99	3.70
2460246.883 (2023-Oct-29.383)	99.99 ± 99.99	3.45
2460246.895 (2023-Oct-29.395)	99.99 ± 99.99	3.28
2460246.905 (2023-Oct-29.405)	21.41 ± 7.41	3.33
2460246.917 (2023-Oct-29.417)	20.67 ± 4.15	3.35

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2457886.66	±	0.01 UT (2017-May-13.16)
t_E	=	6171.47	±	5471.15 days
u₀	=	0.0000	±	0.0002
I_base	=	27.78	±	0.33

External data

Gzipped FITS finder chart

All photometry data

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