MOA 2017-BLG-305

Event Parameters

Internal ID:gb9-R-1-129249
Discovery date:2017-06-14T09:23:22
RA:17:59:41.40
Dec:-28:24:24.34
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
123779 17:59:41.16 -28:24:23.38 17.71 ± 0.23 4.04
123858 17:59:41.39 -28:24:26.93 16.48 ± 0.04 3.45
123877 17:59:41.48 -28:24:23.39 16.82 ± 0.08 0.57
123919 17:59:41.50 -28:24:25.37 17.14 ± 0.07 1.84

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 16.93 ± 0.27 3.92
2460246.896 (2023-Oct-29.396) 17.03 ± 0.30 3.73
2460246.906 (2023-Oct-29.406) 17.02 ± 0.24 3.89
2460246.918 (2023-Oct-29.418) 17.28 ± 0.36 3.96
2460246.927 (2023-Oct-29.427) 16.94 ± 0.25 3.91

Calibration: I = 27.40 - 2.5 log10(ΔF + 17139.57)

Single lens fit parameters

tmax =JD 2457927.33 ± 0.07 UT (2017-Jun-22.83)
tE =44.96 ± 1.93 days
u0 =0.2733 ± 0.0158
Ibase =17.24 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice