MOA 2020-BLG-242

Event Parameters

Internal ID:gb8-R-2-43485
Discovery date:2020-09-02T16:55:12
RA:17:59:39.43
Dec:-30:37:40.58
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
79252 17:59:39.20 -30:37:42.56 16.50 ± 0.10 4.58
79314 17:59:39.44 -30:37:40.09 15.62 ± 0.07 0.52
79315 17:59:39.40 -30:37:37.31 16.20 ± 0.08 2.96
79381 17:59:39.62 -30:37:40.41 17.69 ± 0.13 1.98
79394 17:59:39.68 -30:37:38.02 17.82 ± 0.09 3.36

Last 5 photometry measurements

Observation dateI magseeing
2460245.888 (2023-Oct-28.388) 15.61 ± 0.01 3.39
2460245.921 (2023-Oct-28.421) 15.62 ± 0.02 3.53
2460246.858 (2023-Oct-29.358) 15.61 ± 0.01 3.43
2460246.891 (2023-Oct-29.391) 15.61 ± 0.01 3.65
2460246.925 (2023-Oct-29.425) 15.66 ± 0.02 2.69

Calibration: I = 27.40 - 2.5 log10(ΔF + 51286.14)

Single lens fit parameters

tmax =JD 2459101.45 ± 0.14 UT (2020-Sep-8.95)
tE =82.40 ± 3.24 days
u0 =0.1548 ± 0.0095
Ibase =18.37 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice