MOA 2017-BLG-340

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Event Parameters

Internal ID:	gb13-R-9-50922
Discovery date:	2017-06-28T15:22:01
RA:	18:06:36.44
Dec:	-28:47:33.42
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
65605	18:06:36.61	-28:47:37.43	17.68 ± 0.15	4.57
65695	18:06:36.43	-28:47:31.97	17.99 ± 0.13	2.17
65781	18:06:36.25	-28:47:36.90	16.60 ± 0.09	3.58
65877	18:06:36.11	-28:47:35.73	18.64 ± 0.33	4.26

Last 5 photometry measurements

Observation date	I mag	seeing
2460518.051 (2024-Jul-26.551)	99.99 ± 99.99	4.70
2460518.804 (2024-Jul-27.304)	99.99 ± 99.99	3.57
2460518.836 (2024-Jul-27.336)	19.53 ± 1.34	2.93
2460518.870 (2024-Jul-27.370)	21.06 ± 2.08	3.13
2460518.913 (2024-Jul-27.413)	19.85 ± 0.99	3.22

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

Single lens fit parameters

t_max	=	JD 2457932.53	±	0.02 UT (2017-Jun-28.03)
t_E	=	307.69	±	117.24 days
u₀	=	0.0015	±	0.0009
I_base	=	24.18	±	0.20

External data

Gzipped FITS finder chart

All photometry data

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