The Iridium hotline (888-952-8624, toll free in the United States) reports at 20:20 UTC on 7 Jan. that the Delta / Iridium launch from Vandenburg has been delayed 24 hours because "a minor technical anomoly was detected in the satellite ground system software which interprets telemetry files stored on board each satellite. The error has been identified and the corrections are being implemented and verified". The launch window is now 9 Jan, 05:35-06:23 PST (13:35-14:23 UT). The weather is predicted to be excellent. The McDonnell Douglas Delta launch hotline at 714-896-4770 has just been updated about the delay at about 20:40 UTC.