MOA 2023-BLG-428

Event Parameters

Internal ID:gb14-R-4-111335
Discovery date:2023-09-15T11:39:59
RA:18:03:23.19
Dec:-27:46:36.64
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
118968 18:03:22.97 -27:46:36.63 17.45 ± 0.06 3.77
119071 18:03:23.16 -27:46:36.26 17.13 ± 0.07 0.98
119203 18:03:23.32 -27:46:36.19 17.91 ± 0.12 1.26

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 17.07 ± 0.09 4.68
2460611.902 (2024-Oct-28.402) 17.05 ± 0.06 3.86
2460611.913 (2024-Oct-28.413) 16.84 ± 0.11 5.31
2460611.924 (2024-Oct-28.424) 16.82 ± 0.11 5.07
2460614.877 (2024-Oct-31.377) 16.82 ± 0.09 5.01

Calibration: I = 27.40 - 2.5 log10(ΔF + 12811.50)

Single lens fit parameters

tmax =JD 2460205.55 ± 0.05 UT (2023-Sep-18.05)
tE =21.18 ± 0.83 days
u0 =0.0724 ± 0.0079
Ibase =19.19 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice