MOA 2023-BLG-222

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Event Parameters

Internal ID:	gb3-R-5-46831
Discovery date:	2023-06-02T19:23:09
RA:	17:51:48.43
Dec:	-33:33:03.67
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
16854	17:51:48.34	-33:33:03.93	18.32 ± 0.05	2.06
16873	17:51:48.41	-33:32:59.99	17.48 ± 0.10	3.42
16911	17:51:48.50	-33:33:02.63	17.60 ± 0.07	0.59
17005	17:51:48.83	-33:33:01.56	16.89 ± 0.03	4.97

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.900 (2024-Oct-28.400)	17.73 ± 0.08	4.72
2460611.912 (2024-Oct-28.412)	17.87 ± 0.15	5.53
2460611.923 (2024-Oct-28.423)	18.10 ± 0.18	5.34
2460611.931 (2024-Oct-28.431)	17.53 ± 0.07	4.53
2460614.876 (2024-Oct-31.376)	17.96 ± 0.16	5.31

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 8332.97)

Single lens fit parameters

t_max	=	JD 2460104.81	±	0.00 UT (2023-Jun-9.31)
t_E	=	13.44	±	0.03 days
u₀	=	0.0418	±	0.0001
I_base	=	16.89	±	0.13

External data

Gzipped FITS finder chart

All photometry data

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