diff --git a/broker/ntgvision.go b/broker/ntgvision.go
index 782c046..64b9fb4 100644
--- a/broker/ntgvision.go
+++ b/broker/ntgvision.go
@@ -224,6 +224,7 @@ func (ntg NTGVision) SearchZips(zips []string) ([]Job, error) {
 func (ntg NTGVision) workingHours(now time.Time) bool {
 	// TODO assert M-F 9-4 EST
 	now = now.In(time.FixedZone("EST", -5*60*60))
+	logtr.Debugf("ntg.workingHours: %s: weekday=%v (sun=%v, sat=%v), hour=%v (ok=9..16)", now.String(), now.Weekday(), time.Sunday, time.Saturday, now.Hour())
 	switch now.Weekday() {
 	case time.Sunday, time.Saturday:
 		return false