MOA 2023-BLG-015

Event Parameters

Internal ID:gb21-R-8-4622
Discovery date:2023-02-24T21:30:49
RA:18:19:30.78
Dec:-21:55:53.63
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
47362 18:19:30.95 -21:55:52.60 17.98 ± 0.06 3.57
47446 18:19:30.82 -21:55:50.94 19.37 ± 0.15 3.63
47492 18:19:30.74 -21:55:54.14 16.27 ± 0.08 0.15
47493 18:19:30.74 -21:55:56.45 19.43 ± 0.18 2.32
47600 18:19:30.57 -21:55:56.44 16.51 ± 0.17 3.32
47625 18:19:30.53 -21:55:51.89 16.04 ± 0.05 3.81

Last 5 photometry measurements

Observation dateI magseeing
2460599.873 (2024-Oct-16.373) 16.19 ± 0.03 2.40
2460599.952 (2024-Oct-16.452) 16.15 ± 0.03 3.34
2460602.896 (2024-Oct-19.396) 16.21 ± 0.03 3.39
2460610.886 (2024-Oct-27.386) 17.10 ± 0.31 5.21
2460614.891 (2024-Oct-31.391) 16.25 ± 0.09 5.30

Calibration: I = 27.40 - 2.5 log10(ΔF + 28313.92)

Single lens fit parameters

tmax =JD 2460011.78 ± 0.01 UT (2023-Mar-8.28)
tE =18.80 ± 0.34 days
u0 =0.2076 ± 0.0071
Ibase =16.28 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice