MOA 2020-BLG-201

Event Parameters

Internal ID:gb9-R-3-136114
Discovery date:2020-08-08T10:40:21
RA:17:57:54.60
Dec:-29:13:24.29
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
118545 17:57:54.37 -29:13:25.07 15.37 ± 0.11 3.98
118546 17:57:54.39 -29:13:22.01 15.39 ± 0.14 3.87
118631 17:57:54.54 -29:13:19.10 17.69 ± 0.15 4.97
118676 17:57:54.63 -29:13:24.14 17.57 ± 0.14 0.51
118769 17:57:54.83 -29:13:24.88 14.83 ± 0.04 2.70
118809 17:57:54.92 -29:13:20.79 17.51 ± 0.14 4.78

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 17.67 ± 0.24 3.49
2460246.896 (2023-Oct-29.396) 17.48 ± 0.20 3.15
2460246.906 (2023-Oct-29.406) 17.65 ± 0.27 3.37
2460246.918 (2023-Oct-29.418) 17.86 ± 0.34 3.55
2460246.927 (2023-Oct-29.427) 17.53 ± 0.23 3.47

Calibration: I = 27.40 - 2.5 log10(ΔF + 8527.07)

Single lens fit parameters

tmax =JD 2459091.37 ± 0.02 UT (2020-Aug-29.87)
tE =36.54 ± 0.68 days
u0 =0.2202 ± 0.0061
Ibase =17.03 ± 0.37

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice