MOA 2022-BLG-311

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Event Parameters

Internal ID:	gb7-R-10-16012
Discovery date:	2022-06-18T15:53:07
RA:	18:00:11.88
Dec:	-32:03:34.46
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
139174	18:00:12.15	-32:03:35.26	19.02 ± 0.14	4.17
139230	18:00:12.02	-32:03:37.44	16.23 ± 0.08	3.54
139291	18:00:11.88	-32:03:33.39	15.13 ± 0.14	1.85
139384	18:00:11.62	-32:03:38.10	17.84 ± 0.06	4.24
139401	18:00:11.60	-32:03:35.70	16.87 ± 0.07	3.15

Last 5 photometry measurements

Observation date	I mag	seeing
2460536.909 (2024-Aug-14.409)	19.37 ± 0.94	2.41
2460536.984 (2024-Aug-14.484)	19.48 ± 0.81	2.85
2460537.004 (2024-Aug-14.504)	19.39 ± 0.63	2.75
2460537.058 (2024-Aug-14.558)	19.82 ± 1.55	4.32
2460537.130 (2024-Aug-14.630)	18.82 ± 2.34	5.73

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

Single lens fit parameters

t_max	=	JD 2459748.53	±	0.04 UT (2022-Jun-18.03)
t_E	=	4219.11	±	3999.85 days
u₀	=	0.0001	±	0.0025
I_base	=	27.11	±	0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice