MOA 2020-BLG-230

Event Parameters

Internal ID:gb9-R-3-137159
Discovery date:2020-08-16T20:35:19
RA:17:59:44.51
Dec:-29:07:10.01
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
176892 17:59:44.54 -29:07:09.28 17.51 ± 0.17 0.28
177069 17:59:44.90 -29:07:07.99 17.65 ± 0.20 4.86

Last 5 photometry measurements

Observation dateI magseeing
2460611.919 (2024-Oct-28.419) 99.99 ± 99.99 5.47
2460611.928 (2024-Oct-28.428) 18.14 ± 0.34 4.83
2460614.863 (2024-Oct-31.363) 18.84 ± 1.08 5.23
2460614.869 (2024-Oct-31.369) 17.97 ± 0.29 4.67
2460614.873 (2024-Oct-31.373) 21.18 ± 10.25 5.38

Calibration: I = 27.40 - 2.5 log10(ΔF + 9003.26)

Single lens fit parameters

tmax =JD 2459078.24 ± 0.00 UT (2020-Aug-16.74)
tE =57671.15 ± 55878.91 days
u0 =0.0000 ± 0.0000
Ibase =31.44 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice