MOA 2020-BLG-089

Event Parameters

Internal ID:gb8-R-3-34482
Discovery date:2020-06-15T01:10:30
RA:17:59:32.29
Dec:-31:08:21.59
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
75295 17:59:32.03 -31:08:21.36 18.31 ± 0.12 4.10
75417 17:59:32.31 -31:08:21.14 16.05 ± 0.05 0.32
75545 17:59:32.60 -31:08:21.62 19.57 ± 0.16 3.61

Last 5 photometry measurements

Observation dateI magseeing
2460245.888 (2023-Oct-28.388) 16.05 ± 0.03 3.23
2460245.921 (2023-Oct-28.421) 16.11 ± 0.04 3.49
2460246.858 (2023-Oct-29.358) 16.05 ± 0.02 3.43
2460246.891 (2023-Oct-29.391) 16.07 ± 0.03 3.43
2460246.925 (2023-Oct-29.425) 16.10 ± 0.04 3.24

Calibration: I = 27.40 - 2.5 log10(ΔF + 34641.76)

Single lens fit parameters

tmax =JD 2459002.80 ± 1.72 UT (2020-Jun-2.30)
tE =15.28 ± 3.44 days
u0 =1.1516 ± 0.3601
Ibase =15.63 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice