MOA 2019-BLG-391

Event Parameters

Internal ID:gb9-R-3-129075
Discovery date:2019-08-22T13:12:30
RA:17:59:19.94
Dec:-29:05:30.52
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
163208 17:59:19.68 -29:05:28.53 17.65 ± 0.13 4.40
163350 17:59:19.91 -29:05:29.65 15.83 ± 0.04 1.08
163396 17:59:20.03 -29:05:34.33 15.98 ± 0.19 4.57
163397 17:59:20.01 -29:05:25.75 18.00 ± 0.28 4.31
163443 17:59:20.09 -29:05:30.87 18.17 ± 0.18 1.67
163557 17:59:20.29 -29:05:29.06 16.61 ± 0.10 4.17

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 15.79 ± 0.02 3.42
2460246.896 (2023-Oct-29.396) 15.78 ± 0.02 3.13
2460246.906 (2023-Oct-29.406) 15.86 ± 0.03 3.44
2460246.918 (2023-Oct-29.418) 15.82 ± 0.03 3.54
2460246.927 (2023-Oct-29.427) 15.83 ± 0.02 3.42

Calibration: I = 27.40 - 2.5 log10(ΔF + 42461.96)

Single lens fit parameters

tmax =JD 2458718.98 ± 0.01 UT (2019-Aug-23.48)
tE =6365.49 ± 5401.72 days
u0 =0.0003 ± 0.0018
Ibase =26.06 ± 0.34

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice