MOA 2020-BLG-141

Event Parameters

Internal ID:gb16-R-3-19511
Discovery date:2020-07-09T16:32:17
RA:18:09:15.59
Dec:-29:19:01.35
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
9197 18:09:15.34 -29:18:58.23 18.29 ± 0.11 4.86
9256 18:09:15.44 -29:18:56.73 17.22 ± 0.10 4.95
9298 18:09:15.49 -29:19:03.80 18.56 ± 0.18 3.74
9387 18:09:15.72 -29:19:04.92 18.66 ± 0.12 4.44
9388 18:09:15.68 -29:19:00.78 15.67 ± 0.04 0.61

Last 5 photometry measurements

Observation dateI magseeing
2460245.910 (2023-Oct-28.410) 15.62 ± 0.02 3.18
2460245.939 (2023-Oct-28.439) 15.60 ± 0.03 3.46
2460246.866 (2023-Oct-29.366) 15.62 ± 0.02 3.36
2460246.913 (2023-Oct-29.413) 15.63 ± 0.02 3.14
2460246.937 (2023-Oct-29.437) 15.68 ± 0.04 3.65

Calibration: I = 27.40 - 2.5 log10(ΔF + 49203.95)

Single lens fit parameters

tmax =JD 2459104.43 ± 0.72 UT (2020-Sep-11.93)
tE =131.09 ± 13.28 days
u0 =0.4026 ± 0.0488
Ibase =17.95 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice