MOA 2019-BLG-202

Event Parameters

Internal ID:gb21-R-2-5761
Discovery date:2019-05-07T17:48:34
RA:18:17:45.30
Dec:-21:37:18.06
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
129193 18:17:45.10 -21:37:16.84 16.48 ± 0.03 3.56
129202 18:17:45.15 -21:37:19.70 16.66 ± 0.04 3.54
129294 18:17:45.35 -21:37:17.37 15.12 ± 0.03 0.19
129352 18:17:45.46 -21:37:14.03 17.92 ± 0.15 3.99
129368 18:17:45.55 -21:37:21.04 18.32 ± 0.05 4.77

Last 5 photometry measurements

Observation dateI magseeing
2460237.941 (2023-Oct-20.441) 15.09 ± 0.01 3.54
2460239.941 (2023-Oct-22.441) 15.10 ± 0.01 3.69
2460244.875 (2023-Oct-27.375) 15.13 ± 0.01 3.74
2460245.870 (2023-Oct-28.370) 15.09 ± 0.01 3.11
2460246.869 (2023-Oct-29.369) 15.10 ± 0.01 3.46

Calibration: I = 27.40 - 2.5 log10(ΔF + 82035.15)

Single lens fit parameters

tmax =JD 2458604.02 ± 0.88 UT (2019-Apr-30.52)
tE =13.71 ± 0.90 days
u0 =11.8809 ± 0.8601
Ibase =7.01 ± 0.11

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice