Vaststelde
Vaststelde is the past tense form of the Dutch verb vaststellen, which means to determine, establish, or ascertain. In standard Dutch, the simple past is usually formed with the two-word construction stelde vast (ik stelde vast, jij stelde vast, hij stelde vast). The related past participle is vastgesteld. Although you may occasionally encounter the single-word form vaststelde in some texts or headlines, the normative written form in ordinary prose is stelde vast.
Vaststellen is used to report that a finding, conclusion, measurement, or decision has been determined at a
De onderzoekers stelden vast dat de afwijking within de marge lag. De commissie stelde vast dat er
Vaststelde derives from vast- (fixed, definite) and stellen (to place, to set). It is cognate with German