MOA 2023-BLG-418

Event Parameters

Internal ID:gb12-R-8-16903
Discovery date:2023-09-07T12:57:16
RA:18:08:31.54
Dec:-31:01:31.91
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
113988 18:08:31.78 -31:01:29.96 17.68 ± 0.09 4.60
114087 18:08:31.62 -31:01:32.40 17.93 ± 0.12 1.69
114186 18:08:31.43 -31:01:32.27 18.28 ± 0.07 0.94
114262 18:08:31.28 -31:01:33.94 17.60 ± 0.04 3.30

Last 5 photometry measurements

Observation dateI magseeing
2460610.885 (2024-Oct-27.385) 17.52 ± 0.19 5.27
2460610.929 (2024-Oct-27.429) 18.08 ± 0.22 4.84
2460611.906 (2024-Oct-28.406) 18.41 ± 0.27 4.68
2460611.938 (2024-Oct-28.438) 18.81 ± 0.30 4.44
2460614.890 (2024-Oct-31.390) 17.67 ± 0.40 5.84

Calibration: I = 27.40 - 2.5 log10(ΔF + 4429.96)

Single lens fit parameters

tmax =JD 2460194.95 ± 0.00 UT (2023-Sep-7.45)
tE =35.19 ± 8.18 days
u0 =0.0078 ± 0.0025
Ibase =21.37 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice