MOA 2017-BLG-022

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Event Parameters

Internal ID:	gb9-R-4-69002
Discovery date:	2017-02-16T17:47:54
RA:	17:59:15.75
Dec:	-29:29:10.84
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
157939	17:59:15.74	-29:29:09.75	16.21 ± 0.04	0.83
158028	17:59:15.91	-29:29:08.15	18.50 ± 0.09	2.67
158080	17:59:16.04	-29:29:10.73	18.11 ± 0.09	3.35

Last 5 photometry measurements

Observation date	I mag	seeing
2460518.907 (2024-Jul-27.407)	16.30 ± 0.05	3.49
2460518.919 (2024-Jul-27.419)	16.29 ± 0.05	3.18
2460518.929 (2024-Jul-27.429)	15.81 ± 0.32	4.31
2460519.045 (2024-Jul-27.545)	16.25 ± 0.04	3.07
2460519.048 (2024-Jul-27.548)	16.20 ± 0.04	3.31

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 29840.08)

Single lens fit parameters

t_max	=	JD 2457803.26	±	0.03 UT (2017-Feb-18.76)
t_E	=	7.75	±	0.50 days
u₀	=	0.0631	±	0.0059
I_base	=	18.67	±	0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice