MOA 2023-BLG-451

Event Parameters

Internal ID:gb8-R-1-161500
Discovery date:2023-10-03T14:55:34
RA:17:58:40.25
Dec:-30:22:31.09
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
26267 17:58:40.01 -30:22:27.51 16.40 ± 0.03 4.95
26352 17:58:40.31 -30:22:30.22 17.55 ± 0.09 0.36
26367 17:58:40.41 -30:22:27.39 16.75 ± 0.05 3.59

Last 5 photometry measurements

Observation dateI magseeing
2460610.904 (2024-Oct-27.404) 17.64 ± 0.17 5.31
2460610.934 (2024-Oct-27.434) 17.37 ± 0.12 4.83
2460611.879 (2024-Oct-28.379) 17.53 ± 0.09 4.50
2460611.916 (2024-Oct-28.416) 18.48 ± 1.22 6.17
2460614.880 (2024-Oct-31.380) 17.75 ± 0.24 5.50

Calibration: I = 27.40 - 2.5 log10(ΔF + 8717.66)

Single lens fit parameters

tmax =JD 2460221.62 ± 0.06 UT (2023-Oct-4.12)
tE =10.98 ± 1.42 days
u0 =0.3012 ± 0.0682
Ibase =18.09 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice