All keyholes are on this website: Keyholes.txt 2014: * Jan 06 Spacecraft Maneuvers and 180 Degree Roll * Mar 24 Spacecraft Maneuvers and 180 Degree Roll * June 23 Spacecraft Maneuvers and 180 Degree Roll * Jul 28-Aug 8 SUMER-IRIS campaign * Aug 08 SUMER switched off * Sep 05 CDS hibernated * Sep 22 Spacecraft Maneuvers and 180 Degree Roll * Dec 18 Spacecraft Maneuvers and 180 Degree Roll 2015: * Mar 16 Spacecraft Maneuvers and 180 Degree Roll * Jun 12 Spacecraft Maneuvers and 180 Degree Roll * Sep 11 Spacecraft Maneuvers and 180 Degree Roll * Dec 10 Spacecraft Maneuvers and 180 Degree Roll 2016: * Feb 01 Station Keeping Maneuver * Mar 04 Spacecraft Maneuvers and 180 Degree Roll * May 09 Mercury transit * Jun 03 Spacecraft Maneuvers and 180 Degree Roll * Sep 01 Spacecraft Maneuvers and 180 Degree Roll * Nov 29 Spacecraft Maneuvers and 180 Degree Roll 2017: * Feb 23 Spacecraft Maneuvers and 180 Degree Roll * Mar 20-Apr 3 SUMER-IRIS campaign * Apr 04 SUMER switched off * May 24 Spacecraft Maneuvers and 180 Degree Roll * Aug 22 Spacecraft Maneuvers and 180 Degree Roll * Oct 23 Station Keeping Maneuver * Nov 20 Spacecraft Maneuvers and 180 Degree Roll 2018: * Feb 14 Spacecraft Maneuvers and 180 Degree Roll * May 15 Spacecraft Maneuvers and 180 Degree Roll * Aug 13 Spacecraft Maneuvers and 180 Degree Roll * Oct 03 Station Keeping Maneuver * Nov 14 Spacecraft Maneuvers and 180 Degree Roll 2019: * Feb 05 Spacecraft Maneuvers and 180 Degree Roll * May 07 Spacecraft Maneuvers and 180 Degree Roll * Aug 07 Spacecraft Maneuvers and 180 Degree Roll * Nov 05 Spacecraft Maneuvers and 180 Degree Roll 2020: * Jan 29 Spacecraft Maneuvers and 180 Degree Roll * Apr 28 Spacecraft Maneuvers and 180 Degree Roll * Jul 24 Spacecraft Maneuvers and 180 Degree Roll * Oct 23 Spacecraft Maneuvers and 180 Degree Roll 2021: * Jan 19 Spacecraft Maneuvers and 180 Degree Roll * Apr 16 Spacecraft Maneuvers and 180 Degree Roll * Jul 14 Spacecraft Maneuvers and 180 Degree Roll * Oct 14 Spacecraft Maneuvers and 180 Degree Roll 2022: * Jan 10 Spacecraft Maneuvers and 180 Degree Roll * Apr 06 Spacecraft Maneuvers and 180 Degree Roll * Jul 05 Spacecraft Maneuvers and 180 Degree Roll * Oct 04 Spacecraft Maneuvers and 180 Degree Roll * Dec 30 Spacecraft Maneuvers and 180 Degree Roll 2023: * Mar 28 Spacecraft Maneuvers and 180 Degree Roll * Jun 26 Spacecraft Maneuvers and 180 Degree Roll * Sep 25 Spacecraft Maneuvers and 180 Degree Roll