MOA 2023-BLG-040

Event Parameters

Internal ID:gb1-R-4-43250
Discovery date:2023-03-06T12:25:39
RA:17:44:36.51
Dec:-34:32:43.46
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
104606 17:44:36.30 -34:32:40.76 17.77 ± 0.14 4.00
104652 17:44:36.42 -34:32:45.52 15.00 ± 0.12 3.25
104714 17:44:36.56 -34:32:42.59 16.30 ± 0.04 0.31

Last 5 photometry measurements

Observation dateI magseeing
2460610.905 (2024-Oct-27.405) 16.03 ± 0.05 5.01
2460610.936 (2024-Oct-27.436) 16.08 ± 0.04 4.58
2460611.881 (2024-Oct-28.381) 16.21 ± 0.02 3.93
2460611.917 (2024-Oct-28.417) 16.13 ± 0.05 4.86
2460614.881 (2024-Oct-31.381) 16.11 ± 0.06 4.48

Calibration: I = 27.40 - 2.5 log10(ΔF + 27491.60)

Single lens fit parameters

tmax =JD 2460012.84 ± 0.05 UT (2023-Mar-9.34)
tE =7.36 ± 0.52 days
u0 =0.7145 ± 0.0861
Ibase =16.34 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice