MOA 2023-BLG-198

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb7-R-8-10256
Discovery date:	2023-05-15T20:50:06
RA:	18:02:07.68
Dec:	-32:37:42.09
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
30479	18:02:07.85	-32:37:40.54	17.33 ± 0.06	3.57
30499	18:02:07.78	-32:37:42.87	19.04 ± 0.09	1.98
30589	18:02:07.62	-32:37:42.65	18.29 ± 0.07	0.14

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.911 (2023-Oct-28.411)	18.36 ± 0.18	3.53
2460245.940 (2023-Oct-28.440)	18.62 ± 0.33	3.62
2460246.867 (2023-Oct-29.367)	18.24 ± 0.13	3.48
2460246.915 (2023-Oct-29.415)	18.22 ± 0.14	3.32
2460246.938 (2023-Oct-29.438)	18.53 ± 0.32	3.97

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4397.44)

Single lens fit parameters

t_max	=	JD 2460079.00	±	0.01 UT (2023-May-14.50)
t_E	=	13.75	±	1.55 days
u₀	=	0.0499	±	0.0056
I_base	=	20.11	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice