MOA 2016-BLG-250

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Event Parameters

Internal ID:	gb5-R-7-104275
Discovery date:	2016-05-19T15:49:19
RA:	17:54:28.03
Dec:	-29:29:41.59
Current assessment:	microlensing

Possible short binary microlensing event.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
70391	17:54:28.29	-29:29:40.23	17.96 ± 0.21	4.56
70533	17:54:28.03	-29:29:38.07	14.68 ± 0.04	4.30
70675	17:54:27.79	-29:29:46.10	17.16 ± 0.14	4.87

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.907 (2024-Oct-28.407)	99.99 ± 99.99	5.09
2460611.918 (2024-Oct-28.418)	99.99 ± 99.99	5.56
2460614.862 (2024-Oct-31.362)	99.99 ± 99.99	5.49
2460614.868 (2024-Oct-31.368)	12.98 ± 0.08	6.71
2460614.872 (2024-Oct-31.372)	99.99 ± 99.99	4.81

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

Single lens fit parameters

t_max	=	JD 2457527.60	±	0.01 UT (2016-May-19.10)
t_E	=	175.50	±	7.36 days
u₀	=	0.0024	±	0.0001
I_base	=	21.08	±	0.38

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice