MOA 2023-BLG-215

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Event Parameters

Internal ID:	gb8-R-8-20830
Discovery date:	2023-05-23T11:21:28
RA:	18:01:05.82
Dec:	-31:08:16.49
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
136099	18:01:06.04	-31:08:15.11	16.90 ± 0.12	4.09
136203	18:01:05.79	-31:08:14.17	18.48 ± 0.23	3.02
136204	18:01:05.77	-31:08:17.32	17.55 ± 0.12	0.24
136325	18:01:05.49	-31:08:18.99	19.43 ± 0.14	4.21

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.888 (2023-Oct-28.388)	17.70 ± 0.16	3.38
2460245.921 (2023-Oct-28.421)	18.24 ± 0.36	3.40
2460246.858 (2023-Oct-29.358)	17.83 ± 0.28	3.50
2460246.891 (2023-Oct-29.391)	18.07 ± 0.36	3.51
2460246.925 (2023-Oct-29.425)	18.04 ± 0.27	3.37

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 8741.78)

Single lens fit parameters

t_max	=	JD 2460086.43	±	0.08 UT (2023-May-21.93)
t_E	=	29.47	±	1.30 days
u₀	=	0.1716	±	0.0106
I_base	=	19.21	±	0.21

External data

Gzipped FITS finder chart

All photometry data

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