MOA 2019-BLG-172

Event Parameters

Internal ID:gb9-R-5-116709
Discovery date:2019-04-22T13:02:04
RA:17:58:10.87
Dec:-29:55:06.88
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
96337 17:58:10.74 -29:55:04.44 16.15 ± 0.06 3.07
96409 17:58:10.95 -29:55:03.21 17.50 ± 0.07 3.29
96495 17:58:11.14 -29:55:03.21 17.34 ± 0.07 4.52
96542 17:58:11.27 -29:55:06.01 18.91 ± 0.22 4.76

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 19.13 ± 0.44 3.60
2460246.896 (2023-Oct-29.396) 19.11 ± 0.43 3.33
2460246.906 (2023-Oct-29.406) 19.31 ± 0.49 3.41
2460246.918 (2023-Oct-29.418) 18.75 ± 0.34 3.48
2460246.927 (2023-Oct-29.427) 18.63 ± 0.35 3.61

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

Single lens fit parameters

tmax =JD 2458596.14 ± 0.02 UT (2019-Apr-22.64)
tE =10.34 ± 0.60 days
u0 =0.1116 ± 0.0096
Ibase =19.37 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice