MOA 2022-BLG-203

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Event Parameters

Internal ID:	gb14-R-2-99260
Discovery date:	2022-04-28T20:04:01
RA:	18:03:31.45
Dec:	-27:13:03.48
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
9282	18:03:31.15	-27:13:03.69	17.00 ± 0.07	4.84
9377	18:03:31.44	-27:13:05.51	16.25 ± 0.07	2.82
9502	18:03:31.74	-27:13:02.34	15.70 ± 0.02	3.48
9503	18:03:31.75	-27:13:00.24	15.58 ± 0.02	4.50

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.855 (2023-Oct-29.355)	99.99 ± 99.99	3.73
2460246.889 (2023-Oct-29.389)	99.99 ± 99.99	3.89
2460246.901 (2023-Oct-29.401)	99.99 ± 99.99	3.30
2460246.911 (2023-Oct-29.411)	99.99 ± 99.99	3.71
2460246.923 (2023-Oct-29.423)	99.99 ± 99.99	4.06

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2459700.25	±	0.05 UT (2022-Apr-30.75)
t_E	=	0.94	±	0.02 days
u₀	=	7.1286	±	0.1469
I_base	=	9.40	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice