MOA 2023-BLG-312

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Event Parameters

Internal ID:	gb5-R-1-141861
Discovery date:	2023-07-10T17:24:44
RA:	17:53:36.67
Dec:	-28:28:51.55
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
93216	17:53:36.57	-28:28:46.66	14.58 ± 0.11	4.99
93246	17:53:36.71	-28:28:50.76	17.43 ± 0.09	0.25
93334	17:53:36.95	-28:28:49.45	18.15 ± 0.14	3.56
93364	17:53:37.07	-28:28:51.32	17.39 ± 0.04	4.94

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.907 (2024-Oct-28.407)	16.97 ± 0.15	5.22
2460611.918 (2024-Oct-28.418)	99.99 ± 99.99	5.65
2460614.862 (2024-Oct-31.362)	17.50 ± 0.44	5.72
2460614.868 (2024-Oct-31.368)	16.36 ± 0.14	5.48
2460614.872 (2024-Oct-31.372)	17.15 ± 0.16	5.06

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 9763.38)

Single lens fit parameters

t_max	=	JD 2460136.99	±	0.05 UT (2023-Jul-11.49)
t_E	=	2.74	±	1.43 days
u₀	=	1.9240	±	0.8815
I_base	=	14.88	±	0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice