MOA 2019-BLG-404

Event Parameters

Internal ID:gb5-R-8-105623
Discovery date:2019-09-02T17:08:54
RA:17:54:42.19
Dec:-29:23:47.72
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
158955 17:54:42.45 -29:23:48.10 18.38 ± 0.17 4.06
158999 17:54:42.37 -29:23:46.70 17.32 ± 0.13 3.37
159056 17:54:42.25 -29:23:44.76 16.50 ± 0.15 3.90
159057 17:54:42.26 -29:23:50.90 16.12 ± 0.08 3.08
159172 17:54:42.03 -29:23:45.79 16.00 ± 0.09 3.04
159173 17:54:42.05 -29:23:51.85 15.82 ± 0.14 3.87
159201 17:54:42.00 -29:23:48.82 14.87 ± 0.17 2.09

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 99.99 ± 99.99 3.64
2460246.883 (2023-Oct-29.383) 99.99 ± 99.99 3.35
2460246.895 (2023-Oct-29.395) 99.99 ± 99.99 3.21
2460246.905 (2023-Oct-29.405) 99.99 ± 99.99 3.35
2460246.917 (2023-Oct-29.417) 99.99 ± 99.99 3.39

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

Single lens fit parameters

tmax =JD 2458730.41 ± 0.01 UT (2019-Sep-3.91)
tE =0.66 ± 1.12 days
u0 =6.8078 ± 4.5692
Ibase =9.00 ± 0.37

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice