MOA 2023-BLG-204

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb9-R-9-171062
Discovery date:	2023-05-22T14:00:18
RA:	18:01:42.02
Dec:	-28:49:11.15
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
33909	18:01:42.14	-28:49:11.74	14.76 ± 0.05	2.21
33981	18:01:41.94	-28:49:08.42	18.74 ± 0.23	3.50
33982	18:01:41.97	-28:49:15.19	17.75 ± 0.10	3.60
34068	18:01:41.76	-28:49:13.90	15.43 ± 0.03	3.83

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	99.99 ± 99.99	3.65
2460246.896 (2023-Oct-29.396)	99.99 ± 99.99	3.38
2460246.906 (2023-Oct-29.406)	99.99 ± 99.99	3.70
2460246.918 (2023-Oct-29.418)	99.99 ± 99.99	3.67
2460246.927 (2023-Oct-29.427)	99.99 ± 99.99	3.68

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

Single lens fit parameters

t_max	=	JD 2460087.00	±	0.00 UT (2023-May-22.50)
t_E	=	10.48	±	0.00 days
u₀	=	0.0055	±	0.0001
I_base	=	20.67	±	0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice