MOA 2020-BLG-189

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb5-R-2-135856
Discovery date:	2020-07-27T19:29:05
RA:	17:51:00.61
Dec:	-28:48:50.93
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
46619	17:51:00.48	-28:48:46.69	17.23 ± 0.02	4.56

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	99.99 ± 99.99	4.01
2460246.883 (2023-Oct-29.383)	20.11 ± 0.72	3.77
2460246.895 (2023-Oct-29.395)	19.45 ± 0.39	4.00
2460246.905 (2023-Oct-29.405)	99.99 ± 99.99	3.56
2460246.917 (2023-Oct-29.417)	18.99 ± 0.27	3.53

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

Single lens fit parameters

t_max	=	JD 2459061.24	±	0.02 UT (2020-Jul-30.74)
t_E	=	38.52	±	0.93 days
u₀	=	0.0000	±	0.0035
I_base	=	19.26	±	0.09

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice