MOA 2022-BLG-017

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Event Parameters

Internal ID:	gb3-R-1-100193
Discovery date:	2022-02-17T21:19:18
RA:	17:52:44.53
Dec:	-32:04:06.41
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
31522	17:52:44.24	-32:04:03.92	14.72 ± 0.03	4.91
31651	17:52:44.56	-32:04:05.68	17.47 ± 0.08	0.22
31675	17:52:44.58	-32:04:01.70	16.41 ± 0.07	4.34
31699	17:52:44.70	-32:04:07.81	18.46 ± 0.13	2.64

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.899 (2023-Oct-29.399)	17.59 ± 0.14	3.51
2460246.910 (2023-Oct-29.410)	17.60 ± 0.10	3.49
2460246.922 (2023-Oct-29.422)	17.51 ± 0.13	3.86
2460246.930 (2023-Oct-29.430)	17.59 ± 0.14	3.74
2460246.933 (2023-Oct-29.433)	17.61 ± 0.16	3.96

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 9358.37)

Single lens fit parameters

t_max	=	JD 2459641.28	±	0.03 UT (2022-Mar-2.78)
t_E	=	22.44	±	0.32 days
u₀	=	0.3743	±	0.0080
I_base	=	16.84	±	0.20

External data

Gzipped FITS finder chart

All photometry data

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