MOA 2021-BLG-046

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb5-R-10-140544
Discovery date:	2021-03-20T17:04:11
RA:	17:54:07.16
Dec:	-28:29:59.19
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
55694	17:54:07.34	-28:30:01.97	15.83 ± 0.02	3.94
55736	17:54:07.22	-28:29:58.27	18.80 ± 0.13	2.20
55770	17:54:07.12	-28:29:59.99	16.95 ± 0.05	0.24
55826	17:54:06.95	-28:30:02.95	18.98 ± 0.13	4.02

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	16.93 ± 0.03	0.00
2460246.883 (2023-Oct-29.383)	17.01 ± 0.09	3.88
2460246.895 (2023-Oct-29.395)	16.85 ± 0.12	3.91
2460246.905 (2023-Oct-29.405)	16.89 ± 0.11	3.75
2460246.917 (2023-Oct-29.417)	16.80 ± 0.10	3.70

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 15205.48)

Single lens fit parameters

t_max	=	JD 2459309.08	±	0.19 UT (2021-Apr-4.58)
t_E	=	60.89	±	1.02 days
u₀	=	0.4006	±	0.0115
I_base	=	17.33	±	0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice