MOA 2019-BLG-012

Event Parameters

Internal ID:gb2-R-9-11890
Discovery date:2019-02-07T22:29:59
RA:17:56:29.51
Dec:-34:13:13.07
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
120358 17:56:29.80 -34:13:13.20 16.30 ± 0.08 4.35
120515 17:56:29.55 -34:13:18.16 19.30 ± 0.25 4.78
120540 17:56:29.47 -34:13:13.20 15.47 ± 0.07 0.49
120559 17:56:29.42 -34:13:15.80 18.69 ± 0.17 2.30
120689 17:56:29.16 -34:13:16.42 18.21 ± 0.16 4.87
120714 17:56:29.17 -34:13:11.94 19.22 ± 0.20 4.20

Last 5 photometry measurements

Observation dateI magseeing
2460573.012 (2024-Sep-19.512) 15.40 ± 0.03 4.99
2460573.015 (2024-Sep-19.515) 15.44 ± 0.02 3.96
2460574.027 (2024-Sep-20.527) 15.49 ± 0.03 4.77
2460574.040 (2024-Sep-20.540) 15.48 ± 0.03 4.47
2460575.929 (2024-Sep-22.429) 15.30 ± 0.08 3.92

Calibration: I = 27.40 - 2.5 log10(ΔF + 59374.50)

Single lens fit parameters

tmax =JD 2458555.67 ± 0.06 UT (2019-Mar-13.17)
tE =52.64 ± 1.04 days
u0 =0.5468 ± 0.0148
Ibase =16.31 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice