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Information
about STEREO-A close approach to Earth, August 2023
STEREO Coordinated Observations Calendar - 2011
Below, please find the archived plans for STEREO operations in the year 2011.
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 Jan 03 (003)
T Jan 04 (004)
W Jan 05 (005)
T Jan 06 (006)
F Jan 07 (007)
S Jan 08 (008) Behind: IMPACT/PLASTIC IDPU shut down due to high current
S Jan 09 (009)
-------------------------------------------------------------------------------
Scheduled activities for Week 02:
M Jan 10 (010)
Behind: Start of recovery operations for IMPACT/PLASTIC
T Jan 11 (011) Ahead: SECCHI watchdog reset, 00:16-14:10 UT
W Jan 12 (012) Behind: HGA calibration, 16:00 UT
T Jan 13 (013) Ahead: HGA calibration, 16:00 UT
F Jan 14 (014)
S Jan 15 (015)
S Jan 16 (016)
Notes:
* IMPACT/PLASTIC recovery operations on Behind will continue during the week.
-------------------------------------------------------------------------------
Scheduled activities for Week 03:
M Jan 17 (017)
T Jan 18 (018)
W Jan 19 (019) Ahead: Momentum dump, 20:00 UT
T Jan 20 (020)
F Jan 21 (021)
S Jan 22 (022)
S Jan 23 (023)
-------------------------------------------------------------------------------
Scheduled activities for Week 04:
M Jan 24 (024)
T Jan 25 (025)
W Jan 26 (026)
T Jan 27 (027) Behind: Momentum dump, 19:00 UT
F Jan 28 (028)
S Jan 29 (029)
S Jan 30 (030)
-------------------------------------------------------------------------------
Scheduled activities for Week 05:
M Jan 31 (031)
T Feb 01 (032) Ahead: SECCHI stepped calibration roll, 13:15 UT
W Feb 02 (033)
T Feb 03 (034)
F Feb 04 (035)
S Feb 05 (036)
S Feb 06 (037) STEREO spacecraft at 180 degree separation
-------------------------------------------------------------------------------
Scheduled activities for Week 06:
M Feb 07 (038)
T Feb 08 (039) Behind: SECCHI stepped calibration roll, 9:45 UT
W Feb 09 (040)
T Feb 10 (041)
F Feb 11 (042)
S Feb 12 (043)
S Feb 13 (044)
-------------------------------------------------------------------------------
Scheduled activities for Week 07:
M Feb 14 (045)
T Feb 15 (046)
W Feb 16 (047)
T Feb 17 (048)
F Feb 18 (049)
S Feb 19 (050)
S Feb 20 (051)
-------------------------------------------------------------------------------
Scheduled activities for Week 08:
M Feb 21 (052)
T Feb 22 (053)
W Feb 23 (054)
T Feb 24 (055)
F Feb 25 (056)
S Feb 26 (057)
S Feb 27 (058)
-------------------------------------------------------------------------------
Scheduled activities for Week 09:
M Feb 28 (059)
T Mar 01 (060)
W Mar 02 (061)
T Mar 03 (062)
F Mar 04 (063)
S Mar 05 (064)
S Mar 06 (065)
-------------------------------------------------------------------------------
Scheduled activities for Week 10:
M Mar 07 (066)
T Mar 08 (067) Ahead: Momentum dump, 16:00 UT
W Mar 09 (068)
T Mar 10 (069) Behind: Momentum dump, 19:45 UT
Behind: SECCHI COR1 and COR2 doors remain closed after dump
F Mar 11 (070) Ahead: Return-to-service track on station 15, shadowed by 26
Behind: SECCHI COR1 and COR2 doors opened ~18:50 UT
S Mar 12 (071)
S Mar 13 (072) Start of daylight savings time in US
-------------------------------------------------------------------------------
Scheduled activities for Week 11:
M Mar 14 (073)
T Mar 15 (074)
W Mar 16 (075)
T Mar 17 (076)
F Mar 18 (077) Messenger - Mercury orbital insertion
S Mar 19 (078)
S Mar 20 (079)
-------------------------------------------------------------------------------
Scheduled activities for Week 12:
M Mar 21 (080)
T Mar 22 (081) Ahead: SECCHI stepped calibration roll, 9:15 UT
W Mar 23 (082)
T Mar 24 (083)
F Mar 25 (084)
S Mar 26 (085)
S Mar 27 (086)
-------------------------------------------------------------------------------
Scheduled activities for Week 13:
M Mar 28 (087)
T Mar 29 (088)
W Mar 30 (089)
T Mar 31 (090)
F Apr 01 (091)
S Apr 02 (092)
S Apr 03 (093)
-------------------------------------------------------------------------------
Scheduled activities for Week 14:
M Apr 04 (094)
T Apr 05 (095) Ahead: SECCHI stepped calibration roll, 9:00 UT
Ahead: Cosmic ray scrub disabled on HI1-A for test, 20-24 UT
W Apr 06 (096)
T Apr 07 (097)
F Apr 08 (098)
S Apr 09 (099)
S Apr 10 (100)
-------------------------------------------------------------------------------
Scheduled activities for Week 15:
M Apr 11 (101)
T Apr 12 (102)
W Apr 13 (103) Ahead: SLE testing 15-20 UT
T Apr 14 (104)
F Apr 15 (105)
S Apr 16 (106)
S Apr 17 (107)
-------------------------------------------------------------------------------
Scheduled activities for Week 16:
M Apr 18 (108)
T Apr 19 (109) Ahead: Test track on station 24, shadowing 25
W Apr 20 (110) Ahead: Momentum dump, 21:00 UT
Behind: Momentum dump, 18:00 UT
T Apr 21 (111)
F Apr 22 (112) Both: SFG swap-over, 18:10 UT
S Apr 23 (113)
S Apr 24 (114)
-------------------------------------------------------------------------------
Scheduled activities for Week 17:
M Apr 25 (115)
T Apr 26 (116)
W Apr 27 (117)
T Apr 28 (118)
F Apr 29 (119) Behind: Return-to-service track on D63, shadowing D65
S Apr 30 (120)
S May 01 (121)
-------------------------------------------------------------------------------
Scheduled activities for Week 18:
M May 02 (122)
T May 03 (123) Ahead: SECCHI calibration roll, 08:20 UT
Behind: SECCHI calibration roll, 14:15 UT
Behind: SLE test, 14-18 UT
W May 04 (124) Behind: SECCHI watchdog reset 16:15-19:49 UTb
T May 05 (125) Behind: APCA hardware test using station D24, shadowing D15
F May 06 (126) Behind: Return-to-service track on D24, shadowed by D15
S May 07 (127)
S May 08 (128)
-------------------------------------------------------------------------------
Scheduled activities for Week 19:
M May 09 (129) Ahead: Return-to-service track on station D24
T May 10 (130)
W May 11 (131)
T May 12 (132)
F May 13 (133)
S May 14 (134)
S May 15 (135)
Notes:
* Interference pattern appears on EUVI,COR1,COR2 images from Behind starting
around 17:20 UT on May 9. Fixed on May 12.
-------------------------------------------------------------------------------
Scheduled activities for Week 20:
M May 16 (136)
T May 17 (137)
W May 18 (138) Behind: SLE testing on station 63, shadowing 55
T May 19 (139)
F May 20 (140)
S May 21 (141)
S May 22 (142)
-------------------------------------------------------------------------------
Scheduled activities for Week 21:
M May 23 (143)
T May 24 (144) Behind: Test of 360 kbps 5-8 UTC using ESA New Norcia station
W May 25 (145)
T May 26 (146)
F May 27 (147)
S May 28 (148)
S May 29 (149)
Notes:
* No beacon broadcast during New Norcia test
-------------------------------------------------------------------------------
Scheduled activities for Week 22:
M May 30 (150) Memorial Day
Ahead: SECCHI watchdog reset, 3:41-15:35 UT
T May 31 (151) Behind: Momentum dump, 16:00 UT
W Jun 01 (152) Ahead: Momentum dump, 14:30 UT
T Jun 02 (153)
F Jun 03 (154)
S Jun 04 (155)
S Jun 05 (156)
Notes:
* Changing to 8 hours/day of downlink on both spacecraft in preparation for
switching to 160 kbps downlink rate in late June, early July.
* IMPACT LET software anomaly starting May 31 on Behind, Jun 4 on Ahead
-------------------------------------------------------------------------------
Scheduled activities for Week 23:
M Jun 06 (157)
T Jun 07 (158)
W Jun 08 (159) Ahead: IMPACT/LET recovered
T Jun 09 (160) Behind: IMPACT/LET recovered
F Jun 10 (161)
S Jun 11 (162)
S Jun 12 (163)
-------------------------------------------------------------------------------
Scheduled activities for Week 24:
M Jun 13 (164)
T Jun 14 (165) Ahead: Return-to-service track on station 34
W Jun 15 (166) Ahead: Test of 160 kbps on station 25
T Jun 16 (167)
F Jun 17 (168)
S Jun 18 (169)
S Jun 19 (170)
-------------------------------------------------------------------------------
Scheduled activities for Week 25:
M Jun 20 (171)
T Jun 21 (172)
W Jun 22 (173)
T Jun 23 (174)
F Jun 24 (175)
S Jun 25 (176)
S Jun 26 (177)
-------------------------------------------------------------------------------
Scheduled activities for Week 26:
M Jun 27 (178) Ahead: Switch downlink rate to 160 kbps, 480 kbps for 70 m
T Jun 28 (179)
W Jun 29 (180)
T Jun 30 (181)
F Jul 01 (182)
S Jul 02 (183)
S Jul 03 (184)
-------------------------------------------------------------------------------
Scheduled activities for Week 27:
M Jul 04 (185) Independence day
T Jul 05 (186)
W Jul 06 (187)
T Jul 07 (188)
F Jul 08 (189)
S Jul 09 (190)
S Jul 10 (191)
-------------------------------------------------------------------------------
Scheduled activities for Week 28:
M Jul 11 (192)
T Jul 12 (193) Behind: Momentum dump, 19:30 UT
W Jul 13 (194) Behind: Switch downlink rate to 160 kbps, 480 kbps for 70 m
HGA calibration, Ahead: 15:00 UT, Behind: 16:00 UT
T Jul 14 (195) Ahead: Momentum dump, 15:00 UT
F Jul 15 (196)
S Jul 16 (197)
S Jul 17 (198)
Notes:
* Dawn expected to achieve orbit about Vesta around Jul 16.
-------------------------------------------------------------------------------
Scheduled activities for Week 29:
M Jul 18 (199) Behind: Test 06:25-06:50 with ESA New Norcia station
T Jul 19 (200)
W Jul 20 (201)
T Jul 21 (202)
F Jul 22 (203) Behind: Test of 135 degree roll for comet Elenin, 12-14 UT
S Jul 23 (204)
S Jul 24 (205)
-------------------------------------------------------------------------------
Scheduled activities for Week 30:
M Jul 25 (206)
T Jul 26 (207) Ahead: SECCHI stepped calibration roll, 7:15 UT
Behind: SECCHI stepped calibration roll, 9:00 UT
W Jul 27 (208)
T Jul 28 (209)
F Jul 29 (210)
S Jul 30 (211)
S Jul 31 (212)
-------------------------------------------------------------------------------
Scheduled activities for Week 31:
M Aug 01 (213) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
T Aug 02 (214) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
W Aug 03 (215) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
T Aug 04 (216) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
F Aug 05 (217) Behind: 135 degree roll to observe comet Elenin, 10-12 UT
S Aug 06 (218) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
S Aug 07 (219) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
Notes
* Aug 1-12 Behind: Spacecraft rolls to observe comet Elenin
-------------------------------------------------------------------------------
Scheduled activities for Week 32:
M Aug 08 (220) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
T Aug 09 (221) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
W Aug 10 (222) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
T Aug 11 (223) Behind: 135 degree roll to observe comet Elenin, 8-10 UT
F Aug 12 (224) Behind: 135 degree roll to observe comet Elenin, 10-12 UT
S Aug 13 (225)
S Aug 14 (226)
Notes
* Aug 1-12 Behind: Spacecraft rolls to observe comet Elenin
-------------------------------------------------------------------------------
Scheduled activities for Week 33:
M Aug 15 (227)
T Aug 16 (228)
W Aug 17 (229)
T Aug 18 (230)
F Aug 19 (231)
S Aug 20 (232)
S Aug 21 (233) Ahead: SECCHI watchdog reset, 23:47:24 UT
-------------------------------------------------------------------------------
Scheduled activities for Week 34:
M Aug 22 (234) Ahead: Recovery from SECCHI watchdog reset, 13:00 UT
T Aug 23 (235)
W Aug 24 (236) Behind: Momentum dump, 18:00 UT
T Aug 25 (237) Ahead: Momentum dump, 12:30
F Aug 26 (238)
S Aug 27 (239)
S Aug 28 (240)
-------------------------------------------------------------------------------
Scheduled activities for Week 35:
M Aug 29 (241)
T Aug 30 (242)
W Aug 31 (243)
T Sep 01 (244)
F Sep 02 (245)
S Sep 03 (246)
S Sep 04 (247)
Notes:
* Test of increasing the telemetry rate when the spacecraft elevation is above
25 degrees on Behind on Aug 29.
-------------------------------------------------------------------------------
Scheduled activities for Week 36:
M Sep 05 (248)
T Sep 06 (249)
W Sep 07 (250)
T Sep 08 (251)
F Sep 09 (252)
S Sep 10 (253)
S Sep 11 (254)
-------------------------------------------------------------------------------
Scheduled activities for Week 37:
M Sep 12 (255)
T Sep 13 (256)
W Sep 14 (257)
T Sep 15 (258)
F Sep 16 (259)
S Sep 17 (260)
S Sep 18 (261)
-------------------------------------------------------------------------------
Scheduled activities for Week 38:
M Sep 19 (262) Ahead: IMPACT/PLASTIC autonomous power down, 15:43 UT
T Sep 20 (263)
W Sep 21 (264)
T Sep 22 (265)
F Sep 23 (266)
S Sep 24 (267)
S Sep 25 (268)
Notes:
* IMPACT/PLASTIC recovery on Ahead following autonomous power down
-------------------------------------------------------------------------------
Scheduled activities for Week 39:
M Sep 26 (269)
T Sep 27 (270)
W Sep 28 (271)
T Sep 29 (272)
F Sep 30 (273)
S Oct 01 (274)
S Oct 02 (275)
-------------------------------------------------------------------------------
Scheduled activities for Week 40:
M Oct 03 (276)
T Oct 04 (277) Momentum dumps, Ahead: 13:30, Behind: 15:00
W Oct 05 (278)
T Oct 06 (279)
F Oct 07 (280)
S Oct 08 (281)
S Oct 09 (282)
-------------------------------------------------------------------------------
Scheduled activities for Week 41:
M Oct 10 (283)
T Oct 11 (284)
W Oct 12 (285)
T Oct 13 (286) Ahead: Beacon test using Turbo decoding, 7:25-12:05 UT
F Oct 14 (287)
S Oct 15 (288)
S Oct 16 (289)
-------------------------------------------------------------------------------
Scheduled activities for Week 42:
M Oct 17 (290)
T Oct 18 (291)
W Oct 19 (292)
T Oct 20 (293)
F Oct 21 (294)
S Oct 22 (295)
S Oct 23 (296)
-------------------------------------------------------------------------------
Scheduled activities for Week 43:
M Oct 24 (297)
T Oct 25 (298)
W Oct 26 (299) Ahead: SECCHI stepped calibration roll, 8:25 UT
T Oct 27 (300)
F Oct 28 (301)
S Oct 29 (302)
S Oct 30 (303)
-------------------------------------------------------------------------------
Scheduled activities for Week 44:
M Oct 31 (304)
T Nov 01 (305)
W Nov 02 (306)
T Nov 03 (307)
F Nov 04 (308)
S Nov 05 (309)
S Nov 06 (310) Daylight savings time ends in USA
Notes:
* Behind test with ESA reference station Nov 1, 14-17 UT, using simulated data
-------------------------------------------------------------------------------
Scheduled activities for Week 45:
M Nov 07 (311)
T Nov 08 (312) Behind: SECCHI stepped calibration roll, 9:25 UT
W Nov 09 (313)
T Nov 10 (314)
F Nov 11 (315)
S Nov 12 (316)
S Nov 13 (317)
-------------------------------------------------------------------------------
Scheduled activities for Week 46:
M Nov 14 (318)
T Nov 15 (319) Ahead: Momentum dump, 16:30 UT
W Nov 16 (320) Behind: Momentum dump, 22:00 UT
T Nov 17 (321) Ahead: SECCHI watchdog reset, 19:02 UT
F Nov 18 (322) Ahead: SECCHI recovery from watchdog reset, 12 UT
S Nov 19 (323)
S Nov 20 (324)
Notes:
* Behind test with DSS 15, Nov. 16 14:15-16:15 UT, using simulated data
-------------------------------------------------------------------------------
Scheduled activities for Week 47:
M Nov 21 (325)
T Nov 22 (326)
W Nov 23 (327) Ahead: SECCHI watchdog reset, 5:27 UT, recovered 16 UT
T Nov 24 (328) Thanksgiving
F Nov 25 (329)
S Nov 26 (330)
S Nov 27 (331)
Notes:
* Both Thursday and Friday, Nov 24-25, are holidays at APL.
-------------------------------------------------------------------------------
Scheduled activities for Week 48:
M Nov 28 (332)
T Nov 29 (333) Ahead: SECCHI stepped calibration roll, 09:00 UT
W Nov 30 (334)
T Dec 01 (335)
F Dec 02 (336)
S Dec 03 (337)
S Dec 04 (338)
-------------------------------------------------------------------------------
Scheduled activities for Week 49:
M Dec 05 (339)
T Dec 06 (340)
W Dec 07 (341)
T Dec 08 (342)
F Dec 09 (343)
S Dec 10 (344)
S Dec 11 (345)
Notes:
* Ahead test with ESA reference station Dec 6, 15-17 UT, using simulated data
-------------------------------------------------------------------------------
Scheduled activities for Week 50:
M Dec 12 (346)
T Dec 13 (347)
W Dec 14 (348)
T Dec 15 (349)
F Dec 16 (350)
S Dec 17 (351)
S Dec 18 (352)
Notes:
* Special SECCHI observations for Comet Lovejoy, Dec 15-16.
-------------------------------------------------------------------------------
Scheduled activities for Week 51:
M Dec 19 (353) Behind: Momentum dump, 16:00 UT
T Dec 20 (354) Ahead: Momentum dump, 17:00 UT
Ahead: Test track with New Norcia (D32) at 00:45 UT
Behind: Test track with Cebreros (D62) at 19:10 UT
W Dec 21 (355) Ahead: Test track with Cebreros (D62) at 05:35 UT
Behind: Test track with New Norcia (D32) at 03:30 UT
T Dec 22 (356)
F Dec 23 (357)
S Dec 24 (358)
S Dec 25 (359)
-------------------------------------------------------------------------------
Scheduled activities for Week 52:
M Dec 26 (360)
T Dec 27 (361)
W Dec 28 (362)
T Dec 29 (363)
F Dec 30 (364)
S Dec 31 (365)
S Jan 01 (001)
-------------------------------------------------------------------------------
Plans last modified Tuesday, 06-Mar-2012 17:11:00 UTC
Last Revised: Tuesday, 11-Jan-2011 19:45:25 UTC
Responsible NASA Official: ![[email address: Therese.A.Kucera<at>nasa<dot>gov]](/img/kucera_email1.jpg)
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