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Information
about STEREO-A close approach to Earth, August 2023
STEREO Coordinated Observations Calendar - 2013
Below, please find the archived plans for STEREO operations in the year 2013.
Some unplanned events are also included.
All dates and times are UTC unless otherwise specified. More detailed plans
can be found in the weekly schedules (Ahead,
Behind).
This page is also available as plain text.
-------------------------------------------------------------------------------
Scheduled activities for Week 01:
M Dec 31 (366)
T Jan 01 (001) New Year
W Jan 02 (002)
T Jan 03 (003)
F Jan 04 (004)
S Jan 05 (005)
S Jan 06 (006)
Notes:
* Significant telemetry shortfalls for both spacecraft are expected during the
week.
-------------------------------------------------------------------------------
Scheduled activities for Week 02:
M Jan 07 (007)
T Jan 08 (008)
W Jan 09 (009) Ahead: HGA calibration, 18:00 UT
T Jan 10 (010) Behind: HGA calibration, 21:00 UT
F Jan 11 (011) Ahead: Momentum dump, 18:00 UT
S Jan 12 (012)
S Jan 13 (013)
Notes:
* Significant telemetry shortfalls for both spacecraft are expected during the
week.
-------------------------------------------------------------------------------
Scheduled activities for Week 03:
M Jan 14 (014)
T Jan 15 (015)
W Jan 16 (016)
T Jan 17 (017)
F Jan 18 (018)
S Jan 19 (019)
S Jan 20 (020)
Notes:
* Significant telemetry shortfalls for both spacecraft are expected during the
week.
-------------------------------------------------------------------------------
Scheduled activities for Week 04:
M Jan 21 (021)
T Jan 22 (022)
W Jan 23 (023)
T Jan 24 (024)
F Jan 25 (025)
S Jan 26 (026)
S Jan 27 (027)
Notes:
* Significant telemetry shortfalls for both spacecraft are expected during the
week.
-------------------------------------------------------------------------------
Scheduled activities for Week 05:
M Jan 28 (028) Behind: Momentum dump, 17:15 UT
T Jan 29 (029)
W Jan 30 (030)
T Jan 31 (031)
F Feb 01 (032)
S Feb 02 (033)
S Feb 03 (034)
Notes:
* Significant telemetry shortfalls for both spacecraft are expected during the
week.
-------------------------------------------------------------------------------
Scheduled activities for Week 06:
M Feb 04 (035)
T Feb 05 (036)
W Feb 06 (037)
T Feb 07 (038) Behind: SWx beacon Turbo test 18:30-20:30
F Feb 08 (039)
S Feb 09 (040)
S Feb 10 (041)
Notes:
* Significant telemetry shortfalls for the Behind spacecraft are expected
during the week.
-------------------------------------------------------------------------------
Scheduled activities for Week 07:
M Feb 11 (042)
T Feb 12 (043)
W Feb 13 (044)
T Feb 14 (045)
F Feb 15 (046)
S Feb 16 (047)
S Feb 17 (048)
Notes:
* Significant telemetry shortfalls for both spacecraft are expected during the
week.
-------------------------------------------------------------------------------
Scheduled activities for Week 08:
M Feb 18 (049) Ahead: Momentum dump, 19:00 UT
T Feb 19 (050) Behind: Momentum dump, 17:00 UT
W Feb 20 (051)
T Feb 21 (052)
F Feb 22 (053)
S Feb 23 (054)
S Feb 24 (055)
-------------------------------------------------------------------------------
Scheduled activities for Week 09:
M Feb 25 (056)
T Feb 26 (057) Ahead: Space weather Turbo test, starting 10:44 UT
W Feb 27 (058) Ahead: Space weather Turbo test, ending 16:35 UT
T Feb 28 (059)
F Mar 01 (060)
S Mar 02 (061)
S Mar 03 (062)
Notes:
* Significant telemetry shortfalls for the Behind spacecraft are expected
during the week.
-------------------------------------------------------------------------------
Scheduled activities for Week 10:
M Mar 04 (063)
T Mar 05 (064) Ahead: Test track with Malarque, shadowed by station 55
W Mar 06 (065)
T Mar 07 (066)
F Mar 08 (067)
S Mar 09 (068) Behind: Shadow track with Malargue during station 65 track
S Mar 10 (069) Start of daylight savings time in U.S.
Notes:
* Significant telemetry shortfalls for both spacecraft are expected during the
week.
* Passage of Comet PanSTARRS through HI1-B, March 10-16
-------------------------------------------------------------------------------
Scheduled activities for Week 11:
M Mar 11 (070)
T Mar 12 (071) Ahead: Station 54 shadow track
Behind: SECCHI stepped calibration roll, 08:35
W Mar 13 (072)
T Mar 14 (073) Behind: Space weather Turbo test, starting 16:00 UT
F Mar 15 (074) Behind: Space weather Turbo test, ending 13:25 UT
S Mar 16 (075)
S Mar 17 (076)
Notes:
* STEREO MOC will be unavailable starting 3:00 PM EDT on Mar 12, and possibly
through 10 AM EDT on Mar 13, due to maintenance.
* Passage of Comet PanSTARRS through HI1-B, March 10-16
-------------------------------------------------------------------------------
Scheduled activities for Week 12:
M Mar 18 (077)
T Mar 19 (078) Ahead: SECCHI stepped calibration roll, 10:10 UT
W Mar 20 (079)
T Mar 21 (080) Ahead: Momentum dump, 18:00 UT
F Mar 22 (081)
S Mar 23 (082)
S Mar 24 (083)
Notes:
* Significant telemetry shortfalls for the Ahead spacecraft are expected during
the week.
-------------------------------------------------------------------------------
Scheduled activities for Week 13:
M Mar 25 (084) Ahead: PIT test, 15-18 UT
T Mar 26 (085)
W Mar 27 (086)
T Mar 28 (087) Behind: Momentum dump, 16:30 UT
F Mar 29 (088)
S Mar 30 (089)
S Mar 31 (090)
Notes:
* Significant telemetry shortfalls for the Ahead spacecraft are expected during
the week
-------------------------------------------------------------------------------
Scheduled activities for Week 14:
M Apr 01 (091)
T Apr 02 (092) Both: Switch to turbo encoding for beacon telemetry
W Apr 03 (093)
T Apr 04 (094) Ahead: Return-to-service track for station 54.
F Apr 05 (095)
S Apr 06 (096)
S Apr 07 (097)
Notes:
* Significant telemetry shortfalls for the Ahead spacecraft are expected during
the week
-------------------------------------------------------------------------------
Scheduled activities for Week 15:
M Apr 08 (098)
T Apr 09 (099)
W Apr 10 (100)
T Apr 11 (101)
F Apr 12 (102)
S Apr 13 (103)
S Apr 14 (104)
-------------------------------------------------------------------------------
Scheduled activities for Week 16:
M Apr 15 (105) Ahead: SECCHI watchdog reset, 04:46-18:00 UT
T Apr 16 (106)
W Apr 17 (107)
T Apr 18 (108)
F Apr 19 (109)
S Apr 20 (110)
S Apr 21 (111)
Notes:
* Passage of Comet Lemmon through HI2-A, Apr 17-May 7
-------------------------------------------------------------------------------
Scheduled activities for Week 17:
M Apr 22 (112)
T Apr 23 (113)
W Apr 24 (114)
T Apr 25 (115) Ahead: Momentum dump, 19:30 UT
F Apr 26 (116)
S Apr 27 (117)
S Apr 28 (118)
Notes:
* Passage of Comet Lemmon through HI2-A, Apr 17-May 7
-------------------------------------------------------------------------------
Scheduled activities for Week 18:
M Apr 29 (119) Behind: SECCHI watchdog reset, 21:33-01:04 next day
T Apr 30 (120)
W May 01 (121) Behind: Momentum dump, 17:00 UT
T May 02 (122)
F May 03 (123)
S May 04 (124) Ahead: Switch downlink rate to 120 kbps
S May 05 (125)
Notes:
* Passage of Comet Lemmon through HI2-A, Apr 17-May 7
-------------------------------------------------------------------------------
Scheduled activities for Week 19:
M May 06 (126)
T May 07 (127)
W May 08 (128)
T May 09 (129)
F May 10 (130)
S May 11 (131)
S May 12 (132)
Notes:
* Passage of Comet Lemmon through HI2-A, Apr 17-May 7
-------------------------------------------------------------------------------
Scheduled activities for Week 20:
M May 13 (133)
T May 14 (134)
W May 15 (135)
T May 16 (136)
F May 17 (137)
S May 18 (138)
S May 19 (139)
-------------------------------------------------------------------------------
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) Ahead: Return-to-service track for D43
F Jun 07 (158)
S Jun 08 (159) Ahead: Return-to-service track for D43
S Jun 09 (160) Ahead: Return-to-service track for D43
-------------------------------------------------------------------------------
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) Behind: D54 shadow track during D55 pass
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) Ahead: Momentum dump, 16:00 UT
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) Ahead: SECCHI watchdog reset, 08:03-12:55 UT
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) Behind: Momentum dump, 17:00
F Jul 12 (193)
S Jul 13 (194) Behind: Engineering demo with station 65
S Jul 14 (195)
-------------------------------------------------------------------------------
Scheduled activities for Week 29:
M Jul 15 (196) Behind: Engineering demo with station 25
T Jul 16 (197)
W Jul 17 (198)
T Jul 18 (199)
F Jul 19 (200)
S Jul 20 (201)
S Jul 21 (202)
Notes:
* DMZ workstation software installation Jul 16, 19-22 UT
* Behind transponder reset, Thursday, Jul 18, 04:27 UT. Fully recovered by
01:00 UT on Saturday, Jul 20. All instruments remained operational taking
data throughout.
-------------------------------------------------------------------------------
Scheduled activities for Week 30:
M Jul 22 (203)
T Jul 23 (204)
W Jul 24 (205) Behind: PIT test with station 26
T Jul 25 (206)
F Jul 26 (207)
S Jul 27 (208)
S Jul 28 (209)
-------------------------------------------------------------------------------
Scheduled activities for Week 31:
M Jul 29 (210)
T Jul 30 (211)
W Jul 31 (212)
T Aug 01 (213) Ahead: Engineering demo with station 34
F Aug 02 (214)
S Aug 03 (215)
S Aug 04 (216)
-------------------------------------------------------------------------------
Scheduled activities for Week 32:
M Aug 05 (217)
T Aug 06 (218) Behind: Return-to-service track for D63 shadowing D55
W Aug 07 (219) Ahead: SECCHI watchdog reset, 9:30-16:08 UT
Momentum dump, Ahead: 16:30 UT, Behind: 17:00 UT
T Aug 08 (220)
F Aug 09 (221)
S Aug 10 (222)
S Aug 11 (223)
-------------------------------------------------------------------------------
Scheduled activities for Week 33:
M Aug 12 (224)
T Aug 13 (225) Behind: Station 25 pass downlink only
Behind: Engineering demo with station 45
W Aug 14 (226)
T Aug 15 (227)
F Aug 16 (228)
S Aug 17 (229)
S Aug 18 (230)
-------------------------------------------------------------------------------
Scheduled activities for Week 34:
M Aug 19 (231)
T Aug 20 (232)
W Aug 21 (233)
T Aug 22 (234) Behind: SECCHI watchdog reset, 17:13 UT
F Aug 23 (235) Behind: SECCHI observations resume, 16:00 UT
S Aug 24 (236)
S Aug 25 (237)
Notes:
* SSH change, Aug 21, 3:00 P.M. EDT
-------------------------------------------------------------------------------
Scheduled activities for Week 35:
M Aug 26 (238)
T Aug 27 (239)
W Aug 28 (240)
T Aug 29 (241)
F Aug 30 (242)
S Aug 31 (243)
S Sep 01 (244)
-------------------------------------------------------------------------------
Scheduled activities for Week 36:
M Sep 02 (245) Labor Day
T Sep 03 (246) Ahead: SECCHI stepped calibration roll, 01:45 UT
W Sep 04 (247) Ahead: Battery discharge maintenance, 15:00 UT
T Sep 05 (248)
F Sep 06 (249) Ahead: Aphelion
S Sep 07 (250)
S Sep 08 (251)
-------------------------------------------------------------------------------
Scheduled activities for Week 37:
M Sep 09 (252)
T Sep 10 (253) Behind: Momentum dump, 14:00 UT
W Sep 11 (254)
T Sep 12 (255) Ahead: Momentum dump, 15:30 UT
F Sep 13 (256)
S Sep 14 (257)
S Sep 15 (258)
-------------------------------------------------------------------------------
Scheduled activities for Week 38:
M Sep 16 (259)
T Sep 17 (260) Behind: SECCHI stepped calibration roll, 08:50 UT
W Sep 18 (261) Ahead: Start reduced gyro operations
T Sep 19 (262)
F Sep 20 (263) Behind: Attenuator engineering demo using D34
S Sep 21 (264)
S Sep 22 (265)
-------------------------------------------------------------------------------
Scheduled activities for Week 39:
M Sep 23 (266)
T Sep 24 (267)
W Sep 25 (268)
T Sep 26 (269)
F Sep 27 (270)
S Sep 28 (271)
S Sep 29 (272)
-------------------------------------------------------------------------------
Scheduled activities for Week 40:
M Sep 30 (273)
T Oct 01 (274) NASA MUG upgrade, 15-17 UT (between tracks)
W Oct 02 (275)
T Oct 03 (276) NASA MUG upgrade backup, 12-14 UT (between tracks)
F Oct 04 (277) Ahead: IMU test, 14-19 UT
S Oct 05 (278)
S Oct 06 (279)
-------------------------------------------------------------------------------
Scheduled activities for Week 41:
M Oct 07 (280) Ahead: Attenuator engineering demo using D54, 05:40 UT
T Oct 08 (281) Behind: 290 degree test roll for Comet ISON, 16-20 UT
W Oct 09 (282)
T Oct 10 (283) Ahead: Comet ISON enters HI2 field-of-view
Ahead: Attenuator engineering demo using D34, 20:50 UT
F Oct 11 (284)
S Oct 12 (285)
S Oct 13 (286)
-------------------------------------------------------------------------------
Scheduled activities for Week 42:
M Oct 14 (287) Ahead: Attenuator engineering demo using D45, 20:35 UT
T Oct 15 (288) Behind: Attenuator engineering demo using D45, 04:30 UT
W Oct 16 (289) Momentum dumps, Ahead: 14:00 UT, Behind: 15:00 UT
T Oct 17 (290)
F Oct 18 (291)
S Oct 19 (292)
S Oct 20 (293)
Notes:
* Comet ISON in HI2 field-of-view on Ahead, Oct 10-Nov 23
-------------------------------------------------------------------------------
Scheduled activities for Week 43:
M Oct 21 (294)
T Oct 22 (295)
W Oct 23 (296)
T Oct 24 (297) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
F Oct 25 (298) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
S Oct 26 (299) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
S Oct 27 (300)
Notes:
* Comet ISON in HI2 field-of-view on Ahead, Oct 10-Nov 23
-------------------------------------------------------------------------------
Scheduled activities for Week 44:
M Oct 28 (301) Behind: 180 degree roll to observe Comet ISON, 14-18 UT
T Oct 29 (302) Behind: 180 degree roll to observe Comet ISON, 14-18 UT
W Oct 30 (303) Behind: 180 degree roll to observe Comet ISON, 14-18 UT
T Oct 31 (304) Ahead: SECCHI watchdog reset, 21:25 UT
F Nov 01 (305) Ahead: SECCHI observations resume 12:00
S Nov 02 (306)
S Nov 03 (307) Daylight savings time ends in U.S.
Notes:
* Comet ISON in HI2 field-of-view on Ahead, Oct 10-Nov 23
-------------------------------------------------------------------------------
Scheduled activities for Week 45:
M Nov 04 (308) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
T Nov 05 (309) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
W Nov 06 (310) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
T Nov 07 (311)
F Nov 08 (312)
S Nov 09 (313)
S Nov 10 (314)
Notes:
* Comet ISON in HI2 field-of-view on Ahead, Oct 10-Nov 23
-------------------------------------------------------------------------------
Scheduled activities for Week 46:
M Nov 11 (315) Behind: 180 degree roll to observe Comet ISON, 2-6 UT
T Nov 12 (316) Behind: 180 degree roll to observe Comet ISON, 10-14 UT
W Nov 13 (317) Behind: 180 degree roll to observe Comet ISON, 2-6 UT
T Nov 14 (318) Behind: Momentum dump, 23:00 UT
F Nov 15 (319)
S Nov 16 (320)
S Nov 17 (321)
Notes:
* Comet ISON in HI2 field-of-view on Ahead, Oct 10-Nov 23
* Significant telemetry shortages are expected for both spacecraft during the
week.
-------------------------------------------------------------------------------
Scheduled activities for Week 47:
M Nov 18 (322)
T Nov 19 (323) Ahead: Momentum dump, 13:30 UT
W Nov 20 (324)
T Nov 21 (325) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
F Nov 22 (326) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
S Nov 23 (327) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
S Nov 24 (328) Behind: 180 degree roll to observe Comet ISON, 6-10 UT
Notes:
* Comet ISON in HI2 field-of-view on Ahead, Oct 10-Nov 23
* Comet ISON in HI1 field-of-view on Ahead, Nov 21-28
-------------------------------------------------------------------------------
Scheduled activities for Week 48:
M Nov 25 (329) Behind: 180 degree roll to observe Comet ISON, 10-14 UT
T Nov 26 (330) Behind: 180 degree roll to observe Comet ISON, 10-14 UT
W Nov 27 (331)
T Nov 28 (332) Both: Perihelion passage of Comet ISON
F Nov 29 (333)
S Nov 30 (334) Behind: 290 degree roll to observe Comet ISON, 6-10 UT
S Dec 01 (335) Behind: 290 degree roll to observe Comet ISON, 6-10 UT
Notes:
* Comet ISON in HI1 field-of-view on Ahead, Nov 21-28
* Comet ISON in HI1 field-of-view on Ahead unrolled, Dec 1-7
-------------------------------------------------------------------------------
Scheduled activities for Week 49:
M Dec 02 (336) Behind: 290 degree roll to observe Comet ISON, 2-6 UT
T Dec 03 (337) Behind: 290 degree roll to observe Comet ISON, 0-4 UT
W Dec 04 (338) Ahead: 30 degree roll to observe Comet ISON, 0-4 UT
Behind: 290 degree roll to observe Comet ISON, 0-4 UT
T Dec 05 (339) Ahead: 30 degree roll to observe Comet ISON, 0-4 UT
Behind: 290 degree roll to observe Comet ISON, 0-4 UT
F Dec 06 (340) Ahead: 30 degree roll to observe Comet ISON, 0-4 UT
Behind: 290 degree roll to observe Comet ISON, 0-4 UT
S Dec 07 (341) Behind: 290 degree roll to observe Comet ISON, 2-6 UT
S Dec 08 (342)
Notes:
* Comet ISON in HI1 field-of-view on Ahead unrolled, Dec 1-7
-------------------------------------------------------------------------------
Scheduled activities for Week 50:
M Dec 09 (343) Ahead: 30 degree roll to observe Comet ISON, 2-6 UT
Behind: 290 degree roll to observe Comet ISON, 2-6 UT
T Dec 10 (344) Ahead: 30 degree roll to observe Comet ISON, 2-6 UT
Behind: 290 degree roll to observe Comet ISON, 2-6 UT
W Dec 11 (345) Ahead: 30 degree roll to observe Comet ISON, 2-6 UT
Behind: 290 degree roll to observe Comet ISON, 2-6 UT
T Dec 12 (346) Ahead: Mercury transit, 2:00-7:20 UT
F Dec 13 (347) Ahead: SECCHI stepped calibration roll, 04:05 UT
S Dec 14 (348)
S Dec 15 (349)
Notes:
* Significant telemetry shortages are expected for the Behind spacecraft during
the week.
-------------------------------------------------------------------------------
Scheduled activities for Week 51:
M Dec 16 (350)
T Dec 17 (351)
W Dec 18 (352) Behind: Battery discharge cycle, 13:30 UT
T Dec 19 (353) Momentum dumps: Ahead, 13 UT, Behind 15 UT
F Dec 20 (354)
S Dec 21 (355)
S Dec 22 (356)
-------------------------------------------------------------------------------
Scheduled activities for Week 52:
M Dec 23 (357)
T Dec 24 (358)
W Dec 25 (359) Christmas
T Dec 26 (360) Behind: SECCHI stepped calibration roll, 13:10 UT
F Dec 27 (361)
S Dec 28 (362)
S Dec 29 (363)
-------------------------------------------------------------------------------
Plans last modified Wednesday, 11-Feb-2015 20:05:34 UTC
Last Revised: Tuesday, 08-Jan-2013 19:28:50 UTC
Responsible NASA Official: ![[email address: Therese.A.Kucera<at>nasa<dot>gov]](/img/kucera_email1.jpg)
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