MOA 2023-BLG-022

Event Parameters

Internal ID:gb9-R-9-163767
Discovery date:2023-02-24T23:08:33
RA:18:00:57.92
Dec:-28:51:00.94
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
52487 18:00:58.12 -28:51:02.53 13.81 ± 0.16 3.38
52560 18:00:57.90 -28:50:59.18 16.01 ± 0.14 2.47
52599 18:00:57.80 -28:51:05.83 17.49 ± 0.10 4.61
52627 18:00:57.82 -28:51:03.00 17.45 ± 0.18 1.71
52727 18:00:57.54 -28:51:03.09 16.71 ± 0.05 4.91

Last 5 photometry measurements

Observation dateI magseeing
2460611.919 (2024-Oct-28.419) 99.99 ± 99.99 5.62
2460611.928 (2024-Oct-28.428) 99.99 ± 99.99 5.07
2460614.863 (2024-Oct-31.363) 20.83 ± 6.37 5.36
2460614.869 (2024-Oct-31.369) 99.99 ± 99.99 5.00
2460614.873 (2024-Oct-31.373) 99.99 ± 99.99 5.46

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

Single lens fit parameters

tmax =JD 2459993.50 ± 0.18 UT (2023-Feb-18.00)
tE =57315.64 ± 41243.23 days
u0 =0.0002 ± 0.0005
Ibase =26.45 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice