MOA 2023-BLG-043

Event Parameters

Internal ID:gb5-R-3-137231
Discovery date:2023-03-06T17:54:00
RA:17:52:58.61
Dec:-29:04:30.05
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
129456 17:52:58.39 -29:04:31.22 19.52 ± 0.40 4.07
129505 17:52:58.46 -29:04:26.86 17.88 ± 0.11 3.82
129562 17:52:58.54 -29:04:31.60 18.29 ± 0.11 2.71
129603 17:52:58.64 -29:04:27.46 17.34 ± 0.09 2.08
129627 17:52:58.71 -29:04:30.00 18.83 ± 0.21 0.85
129667 17:52:58.79 -29:04:32.32 19.61 ± 0.32 3.46

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 18.99 ± 0.54 3.82
2460246.883 (2023-Oct-29.383) 19.31 ± 0.42 3.42
2460246.895 (2023-Oct-29.395) 19.16 ± 0.38 3.30
2460246.905 (2023-Oct-29.405) 18.98 ± 0.27 3.32
2460246.917 (2023-Oct-29.417) 19.22 ± 0.41 3.19

Calibration: I = 27.40 - 2.5 log10(ΔF + 2679.17)

Single lens fit parameters

tmax =JD 2460010.23 ± 0.02 UT (2023-Mar-6.73)
tE =99.26 ± 0.16 days
u0 =0.0054 ± 0.0001
Ibase =22.49 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice