MOA 2019-BLG-289

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb9-R-9-108181
Discovery date:	2019-06-25T20:15:00
RA:	18:01:04.05
Dec:	-28:49:04.26
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
49650	18:01:04.31	-28:49:05.56	17.37 ± 0.10	4.25
49739	18:01:04.23	-28:49:01.81	17.87 ± 0.16	4.39
49841	18:01:03.94	-28:49:03.27	16.86 ± 0.10	1.88
49896	18:01:03.76	-28:49:03.54	17.54 ± 0.19	3.64

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.952 (2024-Sep-19.452)	99.99 ± 99.99	4.10
2460572.964 (2024-Sep-19.464)	99.99 ± 99.99	5.09
2460573.025 (2024-Sep-19.525)	99.99 ± 99.99	4.97
2460575.903 (2024-Sep-22.403)	16.77 ± 0.49	6.25
2460575.916 (2024-Sep-22.416)	99.99 ± 99.99	5.45

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

Single lens fit parameters

t_max	=	JD 2458693.26	±	0.00 UT (2019-Jul-28.76)
t_E	=	60.74	±	0.20 days
u₀	=	0.0146	±	0.0001
I_base	=	18.10	±	0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice