MOA 2020-BLG-202

Event Parameters

Internal ID:gb9-R-3-136048
Discovery date:2020-08-08T10:43:29
RA:17:57:47.04
Dec:-29:11:29.82
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
114680 17:57:46.77 -29:11:31.62 15.26 ± 0.05 4.96
114771 17:57:46.93 -29:11:28.47 18.29 ± 0.15 2.31
114791 17:57:46.98 -29:11:24.94 17.24 ± 0.10 4.70
114830 17:57:47.06 -29:11:33.84 17.64 ± 0.13 4.77
114855 17:57:47.10 -29:11:29.06 16.38 ± 0.10 0.29
114941 17:57:47.30 -29:11:27.07 18.00 ± 0.12 3.63
114989 17:57:47.39 -29:11:30.86 17.16 ± 0.08 4.44

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 16.38 ± 0.04 3.50
2460246.896 (2023-Oct-29.396) 16.41 ± 0.04 3.23
2460246.906 (2023-Oct-29.406) 16.33 ± 0.04 3.40
2460246.918 (2023-Oct-29.418) 16.28 ± 0.05 3.55
2460246.927 (2023-Oct-29.427) 16.32 ± 0.06 3.47

Calibration: I = 27.40 - 2.5 log10(ΔF + 25491.77)

Single lens fit parameters

tmax =JD 2459071.80 ± 0.01 UT (2020-Aug-10.30)
tE =2.33 ± 0.65 days
u0 =1.3939 ± 0.7829
Ibase =14.75 ± 0.36

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice