MOA 2022-BLG-072

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb9-R-9-137722
Discovery date:	2022-03-04T21:21:29
RA:	18:02:02.34
Dec:	-28:48:30.03
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
25219	18:02:02.57	-28:48:29.93	15.34 ± 0.05	3.78
25282	18:02:02.41	-28:48:28.59	14.88 ± 0.07	2.60
25394	18:02:02.14	-28:48:26.63	17.26 ± 0.10	4.67
25446	18:02:02.03	-28:48:29.64	15.60 ± 0.06	3.82

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	99.99 ± 99.99	3.64
2460246.896 (2023-Oct-29.396)	23.64 ± 50.04	3.41
2460246.906 (2023-Oct-29.406)	22.83 ± 31.53	3.67
2460246.918 (2023-Oct-29.418)	99.99 ± 99.99	3.62
2460246.927 (2023-Oct-29.427)	18.07 ± 0.44	3.65

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

Single lens fit parameters

t_max	=	JD 2459640.43	±	0.18 UT (2022-Mar-1.93)
t_E	=	4.00	±	5.50 days
u₀	=	6.9008	±	4.2614
I_base	=	9.97	±	0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice