MOA 2023-BLG-394

Event Parameters

Internal ID:gb4-R-5-61748
Discovery date:2023-08-22T15:03:45
RA:17:53:28.34
Dec:-31:42:03.42
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
40867 17:53:28.20 -31:42:03.09 18.17 ± 0.10 2.51
40881 17:53:28.22 -31:42:05.81 15.60 ± 0.07 3.86
40919 17:53:28.33 -31:42:00.14 18.39 ± 0.13 2.96
41029 17:53:28.59 -31:42:00.74 15.93 ± 0.11 3.52

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 17.78 ± 0.36 4.71
2460611.911 (2024-Oct-28.411) 18.18 ± 0.47 4.88
2460611.921 (2024-Oct-28.421) 17.78 ± 0.54 5.24
2460611.930 (2024-Oct-28.430) 17.99 ± 0.37 4.63
2460614.875 (2024-Oct-31.375) 17.55 ± 0.34 5.20

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

Single lens fit parameters

tmax =JD 2460180.86 ± 0.00 UT (2023-Aug-24.36)
tE =25.62 ± 1.81 days
u0 =0.0178 ± 0.0014
Ibase =20.24 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice