MOA 2023-BLG-485

Event Parameters

Internal ID:gb15-R-6-64141
Discovery date:2023-10-28T03:39:28
RA:18:07:51.13
Dec:-26:35:27.03
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
128412 18:07:51.40 -26:35:26.39 19.60 ± 0.30 4.51
128501 18:07:51.24 -26:35:29.30 17.73 ± 0.07 2.80
128530 18:07:51.19 -26:35:24.89 14.94 ± 0.03 3.20
128531 18:07:51.16 -26:35:27.39 16.65 ± 0.10 1.06
128634 18:07:51.04 -26:35:29.74 17.43 ± 0.05 2.37

Last 5 photometry measurements

Observation dateI magseeing
2460602.936 (2024-Oct-19.436) 16.86 ± 0.06 3.58
2460610.882 (2024-Oct-27.382) 17.51 ± 0.28 5.47
2460610.925 (2024-Oct-27.425) 17.40 ± 0.14 4.82
2460611.903 (2024-Oct-28.403) 17.18 ± 0.09 4.61
2460614.887 (2024-Oct-31.387) 16.87 ± 0.12 5.48

Calibration: I = 27.40 - 2.5 log10(ΔF + 20026.27)

Single lens fit parameters

tmax =JD 2460244.47 ± 0.23 UT (2023-Oct-26.97)
tE =21.34 ± 2.39 days
u0 =0.3110 ± 0.0702
Ibase =17.18 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice