MOA 2019-BLG-159

Event Parameters

Internal ID:gb14-R-7-108508
Discovery date:2019-04-17T10:37:38
RA:18:07:57.27
Dec:-27:48:21.39
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
38157 18:07:57.56 -27:48:22.34 16.75 ± 0.09 4.60
38263 18:07:57.39 -27:48:25.30 17.85 ± 0.15 4.09
38288 18:07:57.36 -27:48:18.15 15.94 ± 0.16 4.38
38317 18:07:57.25 -27:48:22.97 17.30 ± 0.19 1.06
38423 18:07:57.16 -27:48:20.03 18.35 ± 0.19 2.25
38424 18:07:57.15 -27:48:25.64 18.17 ± 0.16 3.93
38478 18:07:57.03 -27:48:22.71 18.63 ± 0.11 2.80
38564 18:07:56.93 -27:48:19.33 19.15 ± 0.28 4.92

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 17.33 ± 0.09 3.52
2460246.889 (2023-Oct-29.389) 17.48 ± 0.12 3.85
2460246.901 (2023-Oct-29.401) 17.24 ± 0.08 3.04
2460246.911 (2023-Oct-29.411) 17.09 ± 0.09 3.58
2460246.923 (2023-Oct-29.423) 17.30 ± 0.16 3.76

Calibration: I = 27.40 - 2.5 log10(ΔF + 11005.25)

Single lens fit parameters

tmax =JD 2458614.85 ± 0.01 UT (2019-May-11.35)
tE =82.29 ± 1.36 days
u0 =0.0426 ± 0.0008
Ibase =19.68 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice