MOA 2023-BLG-315

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Event Parameters

Internal ID:	gb9-R-3-170964
Discovery date:	2023-07-14T18:23:19
RA:	17:59:09.77
Dec:	-29:06:53.49
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
157786	17:59:09.56	-29:06:55.89	17.26 ± 0.14	4.70
157918	17:59:09.80	-29:06:52.47	17.19 ± 0.15	0.54
157995	17:59:09.91	-29:06:48.72	18.21 ± 0.19	4.48
158038	17:59:09.99	-29:06:55.78	15.36 ± 0.15	3.76
158039	17:59:10.03	-29:06:52.90	17.32 ± 0.17	2.81

Last 5 photometry measurements

Observation date	I mag	seeing
2460465.983 (2024-Jun-4.483)	17.09 ± 0.10	2.37
2460465.994 (2024-Jun-4.494)	17.09 ± 0.10	2.38
2460466.007 (2024-Jun-4.507)	17.10 ± 0.11	2.78
2460466.022 (2024-Jun-4.522)	17.08 ± 0.11	2.08
2460466.034 (2024-Jun-4.534)	17.17 ± 0.13	2.39

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 12100.41)

Single lens fit parameters

t_max	=	JD 2460139.92	±	0.03 UT (2023-Jul-14.42)
t_E	=	2.35	±	1.35 days
u₀	=	2.0969	±	0.9891
I_base	=	13.92	±	0.34

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice