MOA 2019-BLG-234

Event Parameters

Internal ID:gb18-R-7-17585
Discovery date:2019-05-24T11:05:44
RA:18:13:55.75
Dec:-26:09:14.26
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
135316 18:13:55.89 -26:09:12.27 17.92 ± 0.10 3.70
135374 18:13:55.78 -26:09:13.93 18.29 ± 0.07 1.41
135422 18:13:55.69 -26:09:15.29 18.19 ± 0.06 0.48
135447 18:13:55.64 -26:09:12.12 20.43 ± 0.33 2.99
135448 18:13:55.62 -26:09:18.88 15.26 ± 0.05 4.35
135538 18:13:55.44 -26:09:12.55 17.21 ± 0.11 4.39

Last 5 photometry measurements

Observation dateI magseeing
2460571.001 (2024-Sep-17.501) 18.59 ± 0.38 4.14
2460571.034 (2024-Sep-17.534) 19.38 ± 1.18 4.38
2460572.900 (2024-Sep-19.400) 18.38 ± 0.23 4.07
2460572.947 (2024-Sep-19.447) 18.26 ± 0.16 3.83
2460575.927 (2024-Sep-22.427) 18.42 ± 1.94 5.34

Calibration: I = 27.40 - 2.5 log10(ΔF + 4835.04)

Single lens fit parameters

tmax =JD 2458626.85 ± 0.04 UT (2019-May-23.35)
tE =0.65 ± 1.77 days
u0 =6.4484 ± 5.1411
Ibase =10.49 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice