MOA 2023-BLG-478

Event Parameters

Internal ID:gb8-R-1-162651
Discovery date:2023-10-18T11:51:34
RA:17:57:51.96
Dec:-30:22:50.12
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
12670 17:57:52.03 -30:22:49.53 17.12 ± 0.04 0.24
12730 17:57:52.30 -30:22:47.24 15.91 ± 0.03 4.56

Last 5 photometry measurements

Observation dateI magseeing
2460610.904 (2024-Oct-27.404) 17.00 ± 0.11 5.39
2460610.934 (2024-Oct-27.434) 17.11 ± 0.09 5.12
2460611.879 (2024-Oct-28.379) 17.10 ± 0.06 4.65
2460611.916 (2024-Oct-28.416) 16.93 ± 0.20 6.17
2460614.880 (2024-Oct-31.380) 16.93 ± 0.13 5.67

Calibration: I = 27.40 - 2.5 log10(ΔF + 12953.88)

Single lens fit parameters

tmax =JD 2460237.76 ± 0.02 UT (2023-Oct-20.26)
tE =3.31 ± 0.24 days
u0 =0.0001 ± 0.0323
Ibase =17.09 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice