MOA 2023-BLG-432

Event Parameters

Internal ID:gb5-R-3-143093
Discovery date:2023-09-15T16:05:38
RA:17:53:04.44
Dec:-29:08:07.09
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
132528 17:53:04.21 -29:08:07.67 16.57 ± 0.09 3.85
132624 17:53:04.35 -29:08:10.16 15.49 ± 0.05 4.17
132671 17:53:04.47 -29:08:11.21 15.50 ± 0.05 4.86
132688 17:53:04.47 -29:08:06.31 16.38 ± 0.16 0.25
132777 17:53:04.67 -29:08:04.82 16.62 ± 0.09 3.12
132875 17:53:04.85 -29:08:06.49 14.97 ± 0.04 4.98

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 16.79 ± 0.21 4.89
2460611.918 (2024-Oct-28.418) 16.67 ± 0.34 5.35
2460614.862 (2024-Oct-31.362) 16.74 ± 0.30 5.49
2460614.868 (2024-Oct-31.368) 16.52 ± 0.18 5.13
2460614.872 (2024-Oct-31.372) 16.69 ± 0.14 4.59

Calibration: I = 27.40 - 2.5 log10(ΔF + 25515.26)

Single lens fit parameters

tmax =JD 2460216.44 ± 0.02 UT (2023-Sep-28.94)
tE =16.80 ± 0.49 days
u0 =0.3124 ± 0.0108
Ibase =16.34 ± 0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice