MOA 2023-BLG-159

Event Parameters

Internal ID:gb17-R-4-34594
Discovery date:2023-04-27T20:06:49
RA:18:09:12.34
Dec:-27:40:48.81
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
107922 18:09:12.33 -27:40:52.25 19.00 ± 0.15 4.26
107946 18:09:12.34 -27:40:46.57 18.18 ± 0.10 1.85
107965 18:09:12.39 -27:40:50.11 17.01 ± 0.06 1.96
108035 18:09:12.50 -27:40:47.43 19.15 ± 0.19 1.78
108080 18:09:12.60 -27:40:51.49 17.66 ± 0.04 4.50

Last 5 photometry measurements

Observation dateI magseeing
2460610.879 (2024-Oct-27.379) 99.99 ± 99.99 5.26
2460610.916 (2024-Oct-27.416) 99.99 ± 99.99 5.09
2460611.891 (2024-Oct-28.391) 99.99 ± 99.99 4.34
2460611.926 (2024-Oct-28.426) 99.99 ± 99.99 5.80
2460614.884 (2024-Oct-31.384) 99.99 ± 99.99 5.41

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

Single lens fit parameters

tmax =JD 2460063.96 ± 0.03 UT (2023-Apr-29.46)
tE =28.07 ± 3.46 days
u0 =0.0688 ± 0.0112
Ibase =20.70 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice