According to the report from JAXA, GOSAT was successfully launched, and it is nominally functioning as of 1/23 10:20 (UT).
* Liftoff : 1/23 03:54 (UT)
* GOSAT separation : 1/23 04:10 (UT)
* Deployment of SAP, comfirmed : 1/23 04:14 (UT)
The Greenhouse gases Observing SATellite (GOSAT) "IBUKI" has been launched 12:54 p.m. on Jan. 23 (Fri.) (Japan Standard Time, JST.).