Safe Holds Cycle Pass Date Start 174 191 25-Mar-2013 End 175 083 05-Apr-2013 Start 190 185 05-Sep-2013 End 191 116 12-Sep-2013 Start 321 019 15-Mar-2017 End 322 137 30-Mar-2017 Start 327 112 17-May-2017 End 500 031 11-Jul-2017 (moved to new Long Repeat Orbit during safe hold) Start 506 179 14-Sep-2017 End 509 162 13-Oct-2017 Start 522 216 20-Feb-2018 End 524 045 05-Mar-2018 Start 537 212 18-Jul-2018 End 600 176 25-Jul-2018 Start 609 082 18-Oct-2018 End 610 006 25-Oct-2018 Start 616 069 26-Dec-2018 End 617 134 07-Jan-2019 Start 621 152 16-Feb-2019 End 631 056 22-May-2019 Outages do to orbit changes Start 304 001 02-Oct-2016 (interleaved) End 305 164 14-Oct-2016 Start 327 112 17-May-2017 (Long Repeat Orbit, during safe hold) End 500 031 11-Jul-2017 Start 537 212 18-Jul-2018 (Interleaved Long Repeat Orbit) End 600 176 25-Jul-2018 End of acquisition 01-Oct-2019 cycle 664 pass 147 Decommission 10-Oct-2019