MOA 2019-BLG-187

Event Parameters

Internal ID:gb2-R-2-22019
Discovery date:2019-04-30T10:56:55
RA:17:51:14.72
Dec:-34:05:33.09
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
58913 17:51:14.76 -34:05:29.14 18.11 ± 0.08 3.51
58926 17:51:14.80 -34:05:32.42 14.81 ± 0.04 0.39
58970 17:51:14.92 -34:05:32.84 14.78 ± 0.03 2.07

Last 5 photometry measurements

Observation dateI magseeing
2460246.864 (2023-Oct-29.364) 14.84 ± 0.01 3.63
2460246.904 (2023-Oct-29.404) 14.85 ± 0.01 3.38
2460246.932 (2023-Oct-29.432) 14.86 ± 0.01 3.93
2460246.936 (2023-Oct-29.436) 14.81 ± 0.01 3.73
2460246.939 (2023-Oct-29.439) 14.82 ± 0.01 3.74

Calibration: I = 27.40 - 2.5 log10(ΔF + 108342.79)

Single lens fit parameters

tmax =JD 2458631.81 ± 0.05 UT (2019-May-28.31)
tE =33.30 ± 1.02 days
u0 =0.6981 ± 0.0346
Ibase =14.67 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice