MOA 2024-BLG-178

Event Parameters

Internal ID:gb4-R-8-89761
Discovery date:2024-08-06T19:53:49
RA:17:56:36.31
Dec:-31:00:10.54
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
111566 17:56:36.51 -31:00:14.75 18.00 ± 0.13 4.93
111606 17:56:36.41 -31:00:06.98 14.98 ± 0.13 4.70
111647 17:56:36.36 -31:00:15.38 18.22 ± 0.17 4.57
111683 17:56:36.27 -31:00:10.43 16.04 ± 0.04 0.73
111739 17:56:36.17 -31:00:13.40 16.22 ± 0.08 2.70
111783 17:56:36.07 -31:00:09.20 18.66 ± 0.27 3.37

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 15.85 ± 0.03 4.50
2460611.911 (2024-Oct-28.411) 15.96 ± 0.03 4.53
2460611.921 (2024-Oct-28.421) 15.92 ± 0.05 5.23
2460611.930 (2024-Oct-28.430) 15.92 ± 0.03 4.54
2460614.875 (2024-Oct-31.375) 15.85 ± 0.06 5.20

Calibration: I = 27.40 - 2.5 log10(ΔF + 35059.04)

Single lens fit parameters

tmax =JD 2460574.54 ± 0.45 UT (2024-Sep-21.04)
tE =10.25 ± 27.35 days
u0 =10.0872 ± 7.6428
Ibase =8.89 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice