MOA 2023-BLG-131

Event Parameters

Internal ID:gb5-R-5-259249
Discovery date:2023-04-19T15:28:28
RA:17:51:20.87
Dec:-29:58:35.32
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
8262 17:51:20.94 -29:58:30.77 16.07 ± 0.03 4.25
8275 17:51:20.99 -29:58:34.20 17.18 ± 0.07 1.23
8316 17:51:21.05 -29:58:38.46 17.12 ± 0.09 4.30

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 17.13 ± 0.09 5.13
2460611.918 (2024-Oct-28.418) 16.97 ± 0.16 5.77
2460614.862 (2024-Oct-31.362) 16.95 ± 0.20 5.65
2460614.868 (2024-Oct-31.368) 16.95 ± 0.10 5.49
2460614.872 (2024-Oct-31.372) 17.09 ± 0.08 4.87

Calibration: I = 27.40 - 2.5 log10(ΔF + 12189.90)

Single lens fit parameters

tmax =JD 2460053.78 ± 0.01 UT (2023-Apr-19.28)
tE =4.47 ± 0.55 days
u0 =0.0318 ± 0.0047
Ibase =20.11 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice