MOA 2023-BLG-089

Event Parameters

Internal ID:gb1-R-7-32683
Discovery date:2023-03-30T12:36:58
RA:17:49:25.72
Dec:-34:34:47.22
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
42298 17:49:25.91 -34:34:50.41 16.83 ± 0.07 4.12
42329 17:49:25.82 -34:34:48.57 18.14 ± 0.14 2.09
42486 17:49:25.57 -34:34:51.62 18.30 ± 0.20 4.13
42625 17:49:25.33 -34:34:49.01 17.80 ± 0.10 4.52

Last 5 photometry measurements

Observation dateI magseeing
2460610.905 (2024-Oct-27.405) 17.80 ± 0.37 4.83
2460610.936 (2024-Oct-27.436) 18.20 ± 0.32 4.56
2460611.881 (2024-Oct-28.381) 20.53 ± 1.07 3.92
2460611.917 (2024-Oct-28.417) 19.15 ± 0.80 4.69
2460614.881 (2024-Oct-31.381) 19.06 ± 0.61 4.54

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2460034.38 ± 0.01 UT (2023-Mar-30.88)
tE =61.04 ± 9.83 days
u0 =0.0102 ± 0.0021
Ibase =21.65 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice