MOA 2019-BLG-321

Event Parameters

Internal ID:gb9-R-4-79050
Discovery date:2019-07-12T11:07:34
RA:17:58:18.71
Dec:-29:26:51.44
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
130543 17:58:18.41 -29:26:49.77 17.27 ± 0.13 4.89
130686 17:58:18.74 -29:26:50.57 14.58 ± 0.07 0.39
130687 17:58:18.74 -29:26:46.96 17.61 ± 0.18 4.04
130772 17:58:18.95 -29:26:48.80 15.62 ± 0.24 3.39

Last 5 photometry measurements

Observation dateI magseeing
2460568.000 (2024-Sep-14.500) 14.49 ± 0.02 3.73
2460568.012 (2024-Sep-14.512) 14.52 ± 0.02 3.97
2460568.022 (2024-Sep-14.522) 14.53 ± 0.02 3.96
2460568.034 (2024-Sep-14.534) 14.54 ± 0.02 3.89
2460568.044 (2024-Sep-14.544) 14.49 ± 0.04 3.47

Calibration: I = 27.40 - 2.5 log10(ΔF + 134648.03)

Single lens fit parameters

tmax =JD 2458682.98 ± 0.03 UT (2019-Jul-18.48)
tE =30.78 ± 3.03 days
u0 =0.1726 ± 0.0248
Ibase =18.69 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice