MOA 2022-BLG-191

Event Parameters

Internal ID:gb2-R-9-14063
Discovery date:2022-04-25T14:32:03
RA:17:55:25.74
Dec:-34:02:10.55
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
54797 17:55:25.91 -34:02:07.27 18.51 ± 0.08 4.85
54841 17:55:25.82 -34:02:10.77 17.42 ± 0.13 1.61
54884 17:55:25.75 -34:02:14.72 15.82 ± 0.10 3.79
54979 17:55:25.60 -34:02:08.90 16.47 ± 0.24 2.65
55082 17:55:25.36 -34:02:12.51 14.21 ± 0.06 4.53

Last 5 photometry measurements

Observation dateI magseeing
2460537.011 (2024-Aug-14.511) 19.60 ± 0.61 2.91
2460537.048 (2024-Aug-14.548) 19.32 ± 1.17 3.87
2460537.083 (2024-Aug-14.583) 99.99 ± 99.99 4.10
2460537.120 (2024-Aug-14.620) 17.40 ± 0.98 5.14
2460537.141 (2024-Aug-14.641) 18.22 ± 1.16 5.13

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

Single lens fit parameters

tmax =JD 2459696.61 ± 0.00 UT (2022-Apr-27.11)
tE =10.37 ± 0.34 days
u0 =0.0051 ± 0.0014
Ibase =18.89 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice