MOA 2019-BLG-423

Event Parameters

Internal ID:gb9-R-8-62229
Discovery date:2019-09-17T21:26:56
RA:18:02:23.66
Dec:-29:11:17.89
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
20058 18:02:23.80 -29:11:21.99 15.79 ± 0.05 4.41
20078 18:02:23.77 -29:11:15.58 19.12 ± 0.28 3.70
20128 18:02:23.69 -29:11:19.38 18.10 ± 0.12 1.33
20164 18:02:23.56 -29:11:16.41 18.41 ± 0.13 2.28
20165 18:02:23.57 -29:11:21.55 17.85 ± 0.15 3.27
20245 18:02:23.38 -29:11:15.83 16.86 ± 0.09 4.20

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 17.95 ± 0.22 3.61
2460246.896 (2023-Oct-29.396) 17.70 ± 0.20 3.35
2460246.906 (2023-Oct-29.406) 18.06 ± 0.26 3.56
2460246.918 (2023-Oct-29.418) 17.75 ± 0.20 3.60
2460246.927 (2023-Oct-29.427) 17.83 ± 0.22 3.85

Calibration: I = 27.40 - 2.5 log10(ΔF + 5262.60)

Single lens fit parameters

tmax =JD 2458743.89 ± 0.00 UT (2019-Sep-17.39)
tE =1486.04 ± 1290.66 days
u0 =0.0000 ± 0.0000
Ibase =27.95 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice