MOA 2021-BLG-174

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Event Parameters

Internal ID:	gb14-R-5-102350
Discovery date:	2021-06-10T13:06:02
RA:	18:04:34.57
Dec:	-28:03:59.39
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
131836	18:04:34.35	-28:03:56.33	16.81 ± 0.07	4.42
131878	18:04:34.44	-28:04:01.23	14.72 ± 0.07	3.50
131999	18:04:34.67	-28:03:57.47	16.17 ± 0.08	1.62
132084	18:04:34.84	-28:04:02.61	15.08 ± 0.12	5.00
132111	18:04:34.90	-28:03:57.91	17.24 ± 0.07	4.12

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.855 (2023-Oct-29.355)	18.42 ± 0.24	3.57
2460246.889 (2023-Oct-29.389)	18.03 ± 0.19	3.79
2460246.901 (2023-Oct-29.401)	18.67 ± 0.43	3.16
2460246.911 (2023-Oct-29.411)	18.66 ± 0.34	3.60
2460246.923 (2023-Oct-29.423)	18.16 ± 0.29	3.95

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

Single lens fit parameters

t_max	=	JD 2459375.87	±	0.04 UT (2021-Jun-10.37)
t_E	=	51.15	±	8.35 days
u₀	=	0.0487	±	0.0112
I_base	=	20.41	±	0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice