MOA 2017-BLG-122

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Event Parameters

Internal ID:	gb9-R-2-157526
Discovery date:	2017-03-27T17:21:14
RA:	17:57:37.32
Dec:	-28:46:21.17
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
54362	17:57:37.36	-28:46:16.67	15.13 ± 0.03	4.10
54449	17:57:37.54	-28:46:22.02	18.10 ± 0.16	2.87
54465	17:57:37.60	-28:46:18.79	16.63 ± 0.07	3.70

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	20.58 ± 1.11	3.58
2460246.896 (2023-Oct-29.396)	99.99 ± 99.99	2.52
2460246.906 (2023-Oct-29.406)	20.43 ± 1.09	3.48
2460246.918 (2023-Oct-29.418)	21.53 ± 3.68	3.61
2460246.927 (2023-Oct-29.427)	20.97 ± 2.02	3.52

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

Single lens fit parameters

t_max	=	JD 2457845.45	±	0.02 UT (2017-Apr-1.95)
t_E	=	13.17	±	0.83 days
u₀	=	0.4739	±	0.0462
I_base	=	16.60	±	0.31

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice