MOA 2023-BLG-342

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Event Parameters

Internal ID:	gb9-R-4-111213
Discovery date:	2023-07-27T12:17:47
RA:	17:58:29.95
Dec:	-29:26:09.04
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
136198	17:58:29.85	-29:26:05.97	17.40 ± 0.12	3.20
136228	17:58:29.90	-29:26:10.02	17.41 ± 0.11	2.06
136291	17:58:30.04	-29:26:07.85	17.60 ± 0.12	0.89
136336	17:58:30.12	-29:26:11.84	18.46 ± 0.16	3.90
136376	17:58:30.20	-29:26:07.99	15.92 ± 0.14	2.79

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.919 (2024-Oct-28.419)	99.99 ± 99.99	5.46
2460611.928 (2024-Oct-28.428)	20.14 ± 3.07	4.99
2460614.863 (2024-Oct-31.363)	99.99 ± 99.99	5.27
2460614.869 (2024-Oct-31.369)	99.99 ± 99.99	5.65
2460614.873 (2024-Oct-31.373)	99.99 ± 99.99	5.33

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 8340.65)

Single lens fit parameters

t_max	=	JD 2460152.38	±	0.01 UT (2023-Jul-26.88)
t_E	=	76.52	±	10.34 days
u₀	=	0.0032	±	0.0007
I_base	=	22.15	±	0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice