MOA 2023-BLG-145

Event Parameters

Internal ID:gb15-R-7-27737
Discovery date:2023-04-26T15:15:03
RA:18:07:02.79
Dec:-25:58:13.97
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
67889 18:07:02.97 -25:58:12.51 19.90 ± 0.38 3.83
67992 18:07:02.84 -25:58:13.27 18.30 ± 0.11 1.96
68044 18:07:02.75 -25:58:14.46 20.21 ± 0.49 0.19
68097 18:07:02.65 -25:58:17.46 20.42 ± 0.38 3.28
68204 18:07:02.48 -25:58:13.70 16.24 ± 0.05 3.81
68233 18:07:02.45 -25:58:16.70 19.51 ± 0.20 4.61

Last 5 photometry measurements

Observation dateI magseeing
2460244.911 (2023-Oct-27.411) 18.78 ± 0.58 3.67
2460245.866 (2023-Oct-28.366) 99.99 ± 99.99 3.25
2460245.909 (2023-Oct-28.409) 18.80 ± 0.67 3.32
2460246.865 (2023-Oct-29.365) 99.99 ± 99.99 3.44
2460246.912 (2023-Oct-29.412) 18.45 ± 0.55 3.47

Calibration: I = 27.40 - 2.5 log10(ΔF + 749.55)

Single lens fit parameters

tmax =JD 2460061.32 ± 0.08 UT (2023-Apr-26.82)
tE =19.34 ± 2.16 days
u0 =0.2593 ± 0.0439
Ibase =18.94 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice