MOA 2019-BLG-189

Event Parameters

Internal ID:gb9-R-3-120454
Discovery date:2019-04-30T13:08:27
RA:17:57:42.10
Dec:-29:11:55.64
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
112399 17:57:41.86 -29:11:55.44 18.66 ± 0.26 3.87
112400 17:57:41.87 -29:11:53.42 18.84 ± 0.23 4.10

Last 5 photometry measurements

Observation dateI magseeing
2460572.941 (2024-Sep-19.441) 20.67 ± 2.12 3.93
2460572.952 (2024-Sep-19.452) 21.07 ± 3.86 3.96
2460572.964 (2024-Sep-19.464) 20.39 ± 5.93 5.11
2460573.025 (2024-Sep-19.525) 17.00 ± 0.25 4.57
2460575.916 (2024-Sep-22.416) 16.30 ± 0.22 5.23

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

Single lens fit parameters

tmax =JD 2458605.26 ± 0.02 UT (2019-May-1.76)
tE =17.80 ± 0.57 days
u0 =0.1049 ± 0.0052
Ibase =19.63 ± 0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice