MOA 2022-BLG-247

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Event Parameters

Internal ID:	gb5-R-10-149170
Discovery date:	2022-05-22T17:32:23
RA:	17:54:58.17
Dec:	-28:41:18.46
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
106996	17:54:58.31	-28:41:15.44	16.73 ± 0.05	4.58
106997	17:54:58.34	-28:41:19.49	15.48 ± 0.03	3.03
107128	17:54:58.02	-28:41:21.66	17.74 ± 0.07	3.06

Last 5 photometry measurements

Observation date	I mag	seeing
2460537.073 (2024-Aug-14.573)	99.99 ± 99.99	4.89
2460537.084 (2024-Aug-14.584)	18.27 ± 1.06	4.52
2460537.099 (2024-Aug-14.599)	99.99 ± 99.99	5.14
2460537.110 (2024-Aug-14.610)	99.99 ± 99.99	4.95
2460537.121 (2024-Aug-14.621)	99.99 ± 99.99	6.23

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

Single lens fit parameters

t_max	=	JD 2459720.84	±	0.05 UT (2022-May-21.34)
t_E	=	18507.72	±	17406.13 days
u₀	=	0.0001	±	0.0017
I_base	=	27.07	±	0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice