MOA 2017-BLG-256

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Event Parameters

Internal ID:	gb9-R-7-52541
Discovery date:	2017-05-13T15:38:53
RA:	18:01:28.21
Dec:	-29:31:05.01
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
39767	18:01:28.29	-29:31:06.64	16.40 ± 0.05	2.03
39787	18:01:28.24	-29:31:09.55	18.84 ± 0.07	4.21

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.919 (2024-Oct-28.419)	99.99 ± 99.99	5.29
2460611.928 (2024-Oct-28.428)	22.09 ± 10.44	4.84
2460614.863 (2024-Oct-31.363)	99.99 ± 99.99	5.23
2460614.869 (2024-Oct-31.369)	19.31 ± 0.68	4.98
2460614.873 (2024-Oct-31.373)	99.99 ± 99.99	5.16

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

Single lens fit parameters

t_max	=	JD 2457887.03	±	0.00 UT (2017-May-13.53)
t_E	=	33135.42	±	32255.30 days
u₀	=	0.0000	±	0.0000
I_base	=	32.09	±	0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice