MOA 2021-BLG-193

Event Parameters

Internal ID:gb5-R-2-138035
Discovery date:2021-06-21T06:22:11
RA:17:53:53.73
Dec:-28:45:10.59
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
88512 17:53:53.46 -28:45:11.71 16.47 ± 0.07 4.59
88553 17:53:53.55 -28:45:09.37 17.69 ± 0.12 3.18
88621 17:53:53.72 -28:45:11.48 14.99 ± 0.04 1.70
88638 17:53:53.75 -28:45:09.25 15.87 ± 0.03 0.85
88646 17:53:53.78 -28:45:14.33 16.77 ± 0.06 4.51
88670 17:53:53.84 -28:45:05.95 18.20 ± 0.08 4.30
88744 17:53:54.01 -28:45:11.46 16.18 ± 0.05 3.47

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 15.69 ± 0.02 5.07
2460611.918 (2024-Oct-28.418) 15.79 ± 0.04 5.68
2460614.862 (2024-Oct-31.362) 15.91 ± 0.05 5.39
2460614.868 (2024-Oct-31.368) 15.74 ± 0.04 5.88
2460614.872 (2024-Oct-31.372) 15.76 ± 0.01 4.73

Calibration: I = 27.40 - 2.5 log10(ΔF + 41001.52)

Single lens fit parameters

tmax =JD 2459383.23 ± 0.01 UT (2021-Jun-17.73)
tE =21.90 ± 2.35 days
u0 =0.0108 ± 0.0016
Ibase =19.83 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice