From Boris.Semenov at jpl.nasa.gov Mon Nov 6 07:28:45 2023 From: Boris.Semenov at jpl.nasa.gov (Boris Semenov) Date: Mon, 6 Nov 2023 07:28:45 -0800 Subject: [Spice_announce] No new leap second at the end of December 2023 Message-ID: <966b8dcc-396e-c30d-f009-d8add3652fde@jpl.nasa.gov> Earlier in July, the IERS announced there will NOT be a new leap second declared at midnight on December 31, 2023: https://datacenter.iers.org/data/16/bulletinc-066.txt As a consequence, the current SPICE LSK, naif0012.tls, will remain current until at least July 01, 2024.