MOA 2021-BLG-420

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Event Parameters

Internal ID:	gb17-R-7-38305
Discovery date:	2021-10-05T14:12:18
RA:	18:13:07.38
Dec:	-27:51:45.16
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
165265	18:13:07.34	-27:51:45.79	17.30 ± 0.12	0.04
165341	18:13:07.20	-27:51:43.43	14.91 ± 0.04	3.05
165342	18:13:07.18	-27:51:46.59	14.80 ± 0.04	2.30

Last 5 photometry measurements

Observation date	I mag	seeing
2460610.879 (2024-Oct-27.379)	17.13 ± 0.43	5.30
2460610.916 (2024-Oct-27.416)	16.81 ± 0.27	5.05
2460611.891 (2024-Oct-28.391)	16.80 ± 0.18	4.44
2460611.926 (2024-Oct-28.426)	18.52 ± 1.71	5.45
2460614.884 (2024-Oct-31.384)	18.07 ± 1.17	5.13

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 10954.69)

Single lens fit parameters

t_max	=	JD 2459621.87	±	30.76 UT (2022-Feb-11.37)
t_E	=	13.54	±	55.26 days
u₀	=	5.1613	±	4.6870
I_base	=	7.69	±	0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice