MOA 2019-BLG-128

Event Parameters

Internal ID:gb9-R-8-61128
Discovery date:2019-04-07T19:24:22
RA:18:01:58.55
Dec:-29:23:22.74
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
117759 18:01:58.66 -29:23:21.08 16.75 ± 0.05 3.09
117775 18:01:58.61 -29:23:25.03 17.54 ± 0.07 2.27
117799 18:01:58.60 -29:23:27.22 18.87 ± 0.26 4.21
117812 18:01:58.53 -29:23:22.78 15.83 ± 0.03 0.70
117967 18:01:58.25 -29:23:26.66 17.84 ± 0.09 4.89

Last 5 photometry measurements

Observation dateI magseeing
2460572.941 (2024-Sep-19.441) 15.81 ± 0.03 3.94
2460572.952 (2024-Sep-19.452) 15.80 ± 0.02 3.94
2460572.964 (2024-Sep-19.464) 15.67 ± 0.06 5.05
2460573.025 (2024-Sep-19.525) 15.76 ± 0.04 4.83
2460575.916 (2024-Sep-22.416) 15.48 ± 0.09 5.32

Calibration: I = 27.40 - 2.5 log10(ΔF + 42344.79)

Single lens fit parameters

tmax =JD 2458626.22 ± 0.02 UT (2019-May-22.72)
tE =29.03 ± 0.35 days
u0 =0.8377 ± 0.0179
Ibase =15.45 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice