MOA 2023-BLG-190

Event Parameters

Internal ID:gb9-R-6-59500
Discovery date:2023-05-14T21:51:55
RA:18:00:39.65
Dec:-29:54:28.59
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
66069 18:00:39.60 -29:54:29.01 15.33 ± 0.15 0.18
66136 18:00:39.45 -29:54:30.66 17.09 ± 0.09 2.52

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 15.30 ± 0.02 3.47
2460246.896 (2023-Oct-29.396) 15.32 ± 0.02 3.13
2460246.906 (2023-Oct-29.406) 15.33 ± 0.02 3.29
2460246.918 (2023-Oct-29.418) 15.33 ± 0.02 3.39
2460246.927 (2023-Oct-29.427) 15.31 ± 0.02 3.47

Calibration: I = 27.40 - 2.5 log10(ΔF + 67235.71)

Single lens fit parameters

tmax =JD 2460105.20 ± 0.00 UT (2023-Jun-9.70)
tE =18.52 ± 0.05 days
u0 =0.1469 ± 0.0007
Ibase =15.33 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice