MOA 2019-BLG-446

Event Parameters

Internal ID:gb3-R-9-30337
Discovery date:2019-11-02T06:47:29
RA:17:55:03.13
Dec:-32:14:38.25
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
54137 17:55:03.37 -32:14:38.90 19.05 ± 0.14 3.76
54219 17:55:03.20 -32:14:43.05 16.47 ± 0.06 4.64
54265 17:55:03.06 -32:14:35.69 18.20 ± 0.15 3.28
54290 17:55:03.06 -32:14:42.67 15.62 ± 0.12 4.01
54328 17:55:02.91 -32:14:35.57 17.65 ± 0.24 4.05

Last 5 photometry measurements

Observation dateI magseeing
2460572.945 (2024-Sep-19.445) 22.27 ± 6.99 4.15
2460572.955 (2024-Sep-19.455) 99.99 ± 99.99 4.14
2460573.017 (2024-Sep-19.517) 99.99 ± 99.99 4.59
2460574.028 (2024-Sep-20.528) 20.92 ± 2.72 4.52
2460575.920 (2024-Sep-22.420) 99.99 ± 99.99 5.08

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2458785.67 ± 0.01 UT (2019-Oct-29.17)
tE =14.90 ± 1.08 days
u0 =0.0108 ± 0.0012
Ibase =19.19 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice