MOA 2021-BLG-049

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Event Parameters

Internal ID:	gb21-R-4-4215
Discovery date:	2021-03-21T14:09:36
RA:	18:17:57.48
Dec:	-22:15:13.31
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
184559	18:17:57.47	-22:15:14.99	15.83 ± 0.04	2.47
184560	18:17:57.44	-22:15:09.22	16.45 ± 0.05	3.81
184637	18:17:57.59	-22:15:11.64	18.27 ± 0.06	1.50
184666	18:17:57.61	-22:15:09.38	18.91 ± 0.11	3.69
184713	18:17:57.72	-22:15:16.53	19.43 ± 0.17	4.81

Last 5 photometry measurements

Observation date	I mag	seeing
2460567.990 (2024-Sep-14.490)	18.53 ± 0.52	4.08
2460570.826 (2024-Sep-17.326)	17.99 ± 0.10	3.34
2460570.900 (2024-Sep-17.400)	18.78 ± 0.71	3.21
2460570.971 (2024-Sep-17.471)	20.27 ± 1.66	4.02
2460572.925 (2024-Sep-19.425)	18.29 ± 0.15	3.68

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4466.84)

Single lens fit parameters

t_max	=	JD 2459299.80	±	0.35 UT (2021-Mar-26.30)
t_E	=	120.78	±	16.14 days
u₀	=	0.1307	±	0.0308
I_base	=	19.97	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice