MOA 2018-BLG-250

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Event Parameters

Internal ID:	gb1-R-8-12610
Discovery date:	2018-07-14T14:16:52
RA:	17:50:43.58
Dec:	-34:11:05.40
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
2076	17:50:43.61	-34:11:02.06	18.01 ± 0.15	4.23
2077	17:50:43.60	-34:11:07.44	14.56 ± 0.04	1.72
2146	17:50:43.46	-34:11:04.98	15.44 ± 0.04	1.43
2175	17:50:43.40	-34:11:08.46	15.59 ± 0.10	3.07

Last 5 photometry measurements

Observation date	I mag	seeing
2460463.149 (2024-Jun-1.649)	15.46 ± 0.07	2.74
2460463.184 (2024-Jun-1.684)	15.41 ± 0.12	3.04
2460463.219 (2024-Jun-1.719)	15.57 ± 0.18	3.39
2460463.256 (2024-Jun-1.756)	15.72 ± 0.13	3.18
2460463.292 (2024-Jun-1.792)	15.08 ± 0.17	3.35

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 60925.63)

Single lens fit parameters

t_max	=	JD 2458314.33	±	0.00 UT (2018-Jul-14.83)
t_E	=	86.89	±	10.16 days
u₀	=	0.0033	±	0.0005
I_base	=	20.64	±	0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice