------------------------------------------------------------------------------- Scheduled activities for Week 21: M May 20 (140) T May 21 (141) W May 22 (142) T May 23 (143) F May 24 (144) S May 25 (145) S May 26 (146) ------------------------------------------------------------------------------- Scheduled activities for Week 22: M May 27 (147) Memorial Day T May 28 (148) W May 29 (149) Ahead: Return-to-service track for D43 T May 30 (150) Ahead: Momentum dump, 16:30 UT F May 31 (151) S Jun 01 (152) S Jun 02 (153) ------------------------------------------------------------------------------- Scheduled activities for Week 23: M Jun 03 (154) T Jun 04 (155) Behind: Engineering demo with station 26 W Jun 05 (156) Behind: Momentum dump, 18:30 UT T Jun 06 (157) F Jun 07 (158) S Jun 08 (159) S Jun 09 (160) ------------------------------------------------------------------------------- Scheduled activities for Week 24: M Jun 10 (161) T Jun 11 (162) Ahead: SECCHI stepped calibration roll, 08:35 UT W Jun 12 (163) T Jun 13 (164) F Jun 14 (165) S Jun 15 (166) Behind: Perihelion S Jun 16 (167) ------------------------------------------------------------------------------- Scheduled activities for Week 25: M Jun 17 (168) T Jun 18 (169) Behind: SECCHI stepped calibration roll, 17:00 UT W Jun 19 (170) T Jun 20 (171) F Jun 21 (172) S Jun 22 (173) S Jun 23 (174) ------------------------------------------------------------------------------- Scheduled activities for Week 26: M Jun 24 (175) T Jun 25 (176) W Jun 26 (177) T Jun 27 (178) F Jun 28 (179) S Jun 29 (180) S Jun 30 (181) Notes: * Significant telemetry shortages are expected during the week for both spacecraft. ------------------------------------------------------------------------------- Scheduled activities for Week 27: M Jul 01 (182) T Jul 02 (183) W Jul 03 (184) Ahead: Return-to-service track for station 24 T Jul 04 (185) Independence Day F Jul 05 (186) S Jul 06 (187) S Jul 07 (188) ------------------------------------------------------------------------------- Scheduled activities for Week 28: M Jul 08 (189) Behind: Engineering demo with station 24 T Jul 09 (190) Ahead: HGA calibration, 17:00 Behind: Engineering demo with station 55 W Jul 10 (191) Ahead: Return-to-service track for station 55 Behind: HGA calibration, 16:00 T Jul 11 (192) F Jul 12 (193) S Jul 13 (194) S Jul 14 (195) ------------------------------------------------------------------------------- Scheduled activities for Week 29: M Jul 15 (196) T Jul 16 (197) W Jul 17 (198) T Jul 18 (199) F Jul 19 (200) S Jul 20 (201) S Jul 21 (202) ------------------------------------------------------------------------------- Upcoming events: 2013: * Nov 28 Both: Perihelion passage of Comet ISON http://stereo-ssc.nascom.nasa.gov/comet_ison/ * Dec 12 Ahead: Mercury transit 2014: * Jan 20 Behind: End use of 480 kbps on 70 m DSN subnet * Apr 21 Behind: Resume use of 480 kbps on 70 m DSN subnet * Apr 29 Behind: Mercury transit * Sep 07-Nov 15 Behind: Passage of Comet Siding Spring through HI2-B * Oct 15 Behind: End use of 480 kbps on 70 m DSN subnet * Oct 17 Behind: Comet Siding Spring encounter with Mars 2015: * Feb DAWN - Ceres arrival * Jan 20 - Mar 28 (TBC) Behind: Spacecraft behind Sun * Mar 17 - Jul 14 (TBC) Ahead: Spacecraft behind Sun * Jul 2 Behind: Resume use of 480 kbps on 70 m DSN subnet * Aug 25 - Oct 19 (TBC) Behind: Spacecraft behind Sun * Sep 25 Behind: End use of 480 kbps on 70 m DSN subnet * Jul DAWN - End of nominal mission 2016: * Apr 3 Behind: Resume use of 480 kbps on 70 m DSN subnet * Jul Juno arrival at Jupiter 2017: * Jul 11 Ahead: Switch downlink rate to 160 kbps * Jul 22 Behind: Switch downlink rate to 160 kbps 2018: * Mar 5 Ahead: Mercury transit