MOA 2022-BLG-239

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb9-R-3-149558
Discovery date:	2022-05-11T15:19:17
RA:	17:59:04.58
Dec:	-29:16:53.01
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
63319	17:59:04.37	-29:16:52.56	16.22 ± 0.14	3.37
63368	17:59:04.48	-29:16:55.80	17.83 ± 0.16	4.00
63471	17:59:04.66	-29:16:47.88	15.11 ± 0.08	4.71
63490	17:59:04.70	-29:16:54.60	17.52 ± 0.16	2.47

Last 5 photometry measurements

Observation date	I mag	seeing
2460537.085 (2024-Aug-14.585)	99.99 ± 99.99	4.27
2460537.100 (2024-Aug-14.600)	17.09 ± 0.48	5.19
2460537.112 (2024-Aug-14.612)	99.99 ± 99.99	4.89
2460537.122 (2024-Aug-14.622)	18.80 ± 3.46	5.23
2460537.133 (2024-Aug-14.633)	15.90 ± 0.26	5.70

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

Single lens fit parameters

t_max	=	JD 2459711.28	±	0.00 UT (2022-May-11.78)
t_E	=	7484.77	±	6305.45 days
u₀	=	0.0001	±	0.0004
I_base	=	27.58	±	0.34

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice