MOA 2020-BLG-073

Event Parameters

Internal ID:gb12-R-7-7641
Discovery date:2020-06-15T01:04:49
RA:18:08:10.49
Dec:-31:23:43.16
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
128490 18:08:10.78 -31:23:44.49 18.58 ± 0.10 4.56
128659 18:08:10.50 -31:23:46.25 17.48 ± 0.03 2.72
128707 18:08:10.39 -31:23:43.96 17.81 ± 0.07 0.79
128779 18:08:10.26 -31:23:40.16 18.06 ± 0.05 4.49
128801 18:08:10.21 -31:23:44.96 18.58 ± 0.05 3.38

Last 5 photometry measurements

Observation dateI magseeing
2460602.939 (2024-Oct-19.439) 17.73 ± 0.09 3.70
2460610.885 (2024-Oct-27.385) 99.99 ± 99.99 5.21
2460610.929 (2024-Oct-27.429) 19.41 ± 1.01 4.38
2460611.906 (2024-Oct-28.406) 18.40 ± 0.22 4.72
2460611.938 (2024-Oct-28.438) 18.19 ± 0.13 4.31

Calibration: I = 27.40 - 2.5 log10(ΔF + 6848.57)

Single lens fit parameters

tmax =JD 2459020.99 ± 0.01 UT (2020-Jun-20.49)
tE =31.78 ± 1.10 days
u0 =0.0623 ± 0.0025
Ibase =19.49 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice