MOA 2021-BLG-274

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Event Parameters

Internal ID:	gb5-R-3-127682
Discovery date:	2021-07-19T19:44:04
RA:	17:52:10.92
Dec:	-29:06:21.75
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
107182	17:52:10.73	-29:06:24.91	18.77 ± 0.11	5.00
107183	17:52:10.74	-29:06:21.97	19.06 ± 0.13	3.25
107254	17:52:10.90	-29:06:20.69	16.27 ± 0.11	0.99
107294	17:52:10.99	-29:06:23.84	15.99 ± 0.09	2.79
107370	17:52:11.17	-29:06:22.54	18.38 ± 0.14	3.15

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	16.26 ± 0.05	3.77
2460246.883 (2023-Oct-29.383)	16.29 ± 0.03	3.60
2460246.895 (2023-Oct-29.395)	16.28 ± 0.03	3.39
2460246.905 (2023-Oct-29.405)	16.31 ± 0.04	3.39
2460246.917 (2023-Oct-29.417)	16.36 ± 0.04	3.41

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 28418.42)

Single lens fit parameters

t_max	=	JD 2459416.32	±	0.05 UT (2021-Jul-20.82)
t_E	=	24.70	±	4.40 days
u₀	=	0.0000	±	0.0141
I_base	=	21.79	±	0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice