STEREO - Coordinated Observations Calendar

Information about STEREO-A close approach to Earth, August 2023
STEREO Coordinated Observations Calendar - 2020

Below, please find the archived plans for STEREO operations in the year 2020. 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.
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Scheduled activities for Week 01:

M Dec 30 (364)  
T Dec 31 (365)  
W Jan 01 (001)  New Year
T Jan 02 (002)  
F Jan 03 (003)  
S Jan 04 (004)  
S Jan 05 (005)

Notes:

* APL closed Dec 31-Jan 1

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

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Scheduled activities for Week 02:

M Jan 06 (006)  
T Jan 07 (007)  
W Jan 08 (008)  
T Jan 09 (009)  
F Jan 10 (010)  
S Jan 11 (011)  
S Jan 12 (012)  

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

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Scheduled activities for Week 03:

M Jan 13 (013)  
T Jan 14 (014)  Ahead: SECCHI stepped calibration roll, 13:00
W Jan 15 (015)  
T Jan 16 (016)  Ahead: Momentum dump, 19:30 UT
F Jan 17 (017)  
S Jan 18 (018)  
S Jan 19 (019)  

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

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Scheduled activities for Week 04:

M Jan 20 (020)  
T Jan 21 (021)  Ahead: COR2 deep field campaign with Parker Solar Probe
W Jan 22 (022)  Ahead: COR2 deep field campaign with Parker Solar Probe
T Jan 23 (023)  Ahead: COR2 deep field campaign with Parker Solar Probe
F Jan 24 (024)  Start of Parker Solar Probe perihelion pass
S Jan 25 (025)  
S Jan 26 (026)

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

* Parker Solar Probe perihelion pass, Jan 24-Feb 4.

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Scheduled activities for Week 05:

M Jan 27 (027)  
T Jan 28 (028)  
W Jan 29 (029)  
T Jan 30 (030)  
F Jan 31 (031)  
S Feb 01 (032)  
S Feb 02 (033)  

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

* Parker Solar Probe perihelion pass, Jan 24-Feb 4.

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Scheduled activities for Week 06:

M Feb 03 (034)  
T Feb 04 (035)  End of Parker Solar Probe perihelion pass.
W Feb 05 (036)  
T Feb 06 (037)  
F Feb 07 (038)  
S Feb 08 (039)  
S Feb 09 (040)  

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

* Parker Solar Probe perihelion pass, Jan 24-Feb 4.

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Scheduled activities for Week 07:

M Feb 10 (041)  
T Feb 11 (042)  Ahead: SECCHI stepped calibration roll, 12:00
W Feb 12 (043)  
T Feb 13 (044)  
F Feb 14 (045)  
S Feb 15 (046)  
S Feb 16 (047)  

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

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Scheduled activities for Week 08:

M Feb 17 (048)  
T Feb 18 (049)  
W Feb 19 (050)  
T Feb 20 (051)  
F Feb 21 (052)  
S Feb 22 (053)  
S Feb 23 (054)  

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

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Scheduled activities for Week 09:

M Feb 24 (055)  
T Feb 25 (056)  
W Feb 26 (057)  Ahead: Momentum dump, 19:30 UT
T Feb 27 (058)  
F Feb 28 (059)  
S Feb 29 (060)  
S Mar 01 (061)  

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.

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Scheduled activities for Week 10:

M Mar 02 (062)  Ahead: SECCHI watchdog reset, 16:27:25-18:06 UT
T Mar 03 (063)  
W Mar 04 (064)  
T Mar 05 (065)  
F Mar 06 (066)  
S Mar 07 (067)  
S Mar 08 (068)  Start of daylight savings time in US

Notes:

* PLASTIC in the process of being recovered to normal operations after power
  cycling.  The instrument is now in partial science operations.

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Scheduled activities for Week 11:

M Mar 09 (069)  
T Mar 10 (070)  
W Mar 11 (071)  
T Mar 12 (072)  
F Mar 13 (073)  
S Mar 14 (074)  
S Mar 15 (075)  

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Scheduled activities for Week 12:

M Mar 16 (076)  
T Mar 17 (077)  
W Mar 18 (078)  Ahead: Three links per operator test with station 63
T Mar 19 (079)  
F Mar 20 (080)  
S Mar 21 (081)  
S Mar 22 (082)  

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Scheduled activities for Week 13:

M Mar 23 (083)  
T Mar 24 (084)  
W Mar 25 (085)  
T Mar 26 (086)  
F Mar 27 (087)  
S Mar 28 (088)  
S Mar 29 (089)  

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Scheduled activities for Week 14:

M Mar 30 (090)  
T Mar 31 (091)  
W Apr 01 (092)  
T Apr 02 (093)  
F Apr 03 (094)  
S Apr 04 (095)  
S Apr 05 (096)  

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Scheduled activities for Week 15:

M Apr 06 (097)  
T Apr 07 (098)  
W Apr 08 (099)  Ahead: Momentum dump, 21:45 UT
T Apr 09 (100)  
F Apr 10 (101)  
S Apr 11 (102)  
S Apr 12 (103)  

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Scheduled activities for Week 16:

M Apr 13 (104)  
T Apr 14 (105)  
W Apr 15 (106)  
T Apr 16 (107)  
F Apr 17 (108)  
S Apr 18 (109)  
S Apr 19 (110)  

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Scheduled activities for Week 17:

M Apr 20 (111)  
T Apr 21 (112)  
W Apr 22 (113)  Ahead: SECCHI stepped calibration roll, 13:50 UT
T Apr 23 (114)  
F Apr 24 (115)  
S Apr 25 (116)  
S Apr 26 (117)  

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Scheduled activities for Week 18:

M Apr 27 (118)  
T Apr 28 (119)  
W Apr 29 (120)  
T Apr 30 (121)  
F May 01 (122)  
S May 02 (123)  
S May 03 (124)  

Notes:

* Apr 27-May 3		Solar Orbiter along Sun-Earth line

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Scheduled activities for Week 19:

M May 04 (125)  
T May 05 (126)  
W May 06 (127)  
T May 07 (128)  
F May 08 (129)  
S May 09 (130)  
S May 10 (131)  

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Scheduled activities for Week 20:

M May 11 (132)  
T May 12 (133)  
W May 13 (134)  
T May 14 (135)  
F May 15 (136)  
S May 16 (137)  
S May 17 (138)  

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Scheduled activities for Week 21:

M May 18 (139)  Ahead: Momentum dump, 18:00 UT
T May 19 (140)  
W May 20 (141)  
T May 21 (142)  
F May 22 (143)  
S May 23 (144)  
S May 24 (145)  

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Scheduled activities for Week 22:

M May 25 (146)  Memorial Day
T May 26 (147)  
W May 27 (148)  
T May 28 (149)  
F May 29 (150)  
S May 30 (151)  
S May 31 (152)  

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Scheduled activities for Week 23:

M Jun 01 (153)  
T Jun 02 (154)  
W Jun 03 (155)  
T Jun 04 (156)  Ahead: EUVI deep exposure, COR2 pB campaign
F Jun 05 (157)  Ahead: EUVI deep exposure, COR2 pB campaign
S Jun 06 (158)  
S Jun 07 (159)  

Notes:

* Parker Solar Probe perihelion pass, Jun 2-13.

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Scheduled activities for Week 24:

M Jun 08 (160)  Ahead: COR2 deep exposure campaign
T Jun 09 (161)  Ahead: COR2 deep exposure campaign
W Jun 10 (162)  Ahead: COR2 deep exposure campaign
T Jun 11 (163)  Ahead: COR2 deep exposure campaign
F Jun 12 (164)  
S Jun 13 (165)  
S Jun 14 (166)  

Notes:

* Parker Solar Probe perihelion pass, Jun 2-13.

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Scheduled activities for Week 25:

M Jun 15 (167)  
T Jun 16 (168)  
W Jun 17 (169)  
T Jun 18 (170)  
F Jun 19 (171)  
S Jun 20 (172)  
S Jun 21 (173)  

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Scheduled activities for Week 26:

M Jun 22 (174)  
T Jun 23 (175)  
W Jun 24 (176)  Ahead: 180 degree roll for observation of Betelgeuse, 2-4 UT
T Jun 25 (177)  
F Jun 26 (178)  
S Jun 27 (179)  
S Jun 28 (180)  

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Scheduled activities for Week 27:

M Jun 29 (181)  Ahead: Momentum dump, 15:00 UT
T Jun 30 (182)  
W Jul 01 (183)  
T Jul 02 (184)  
F Jul 03 (185)  Independence Day holiday
S Jul 04 (186)  Independence Day
S Jul 05 (187)

Notes:

* SECCHI HI observations for Parker Solar Probe, Jul 3-12

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Scheduled activities for Week 28:

M Jul 06 (188)  
T Jul 07 (189)  
W Jul 08 (190)  
T Jul 09 (191)  
F Jul 10 (192)  
S Jul 11 (193)  Parker Solar Probe Venus flyby, in HI2-A field-of-view
S Jul 12 (194)  

Notes:

* SECCHI HI observations for Parker Solar Probe, Jul 3-12

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Scheduled activities for Week 29:

M Jul 13 (195)  Ahead: 180 degree roll for observation of Betelgeuse, 20-22 UT
T Jul 14 (196)  
W Jul 15 (197)  Ahead: SECCHI stepped calibration roll, 16:35 UT
T Jul 16 (198)  
F Jul 17 (199)  
S Jul 18 (200)  
S Jul 19 (201)  

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Scheduled activities for Week 30:

M Jul 20 (202)  Ahead: 180 degree roll for observation of Betelgeuse, 12-14 UT
T Jul 21 (203)  
W Jul 22 (204)  Ahead: SECCHI watchdog reset, 23:51:44 UT
T Jul 23 (205)  Ahead: SECCHI recovery from reset, 00:41 UT
		Ahead: Battery discharge maintenance event, 21:30
F Jul 24 (206)  
S Jul 25 (207)  
S Jul 26 (208)  

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Scheduled activities for Week 31:

M Jul 27 (209)  Ahead: 180 degree roll for observation of Betelgeuse, 8-10 UT
T Jul 28 (210)  
W Jul 29 (211)  
T Jul 30 (212)  
F Jul 31 (213)  
S Aug 01 (214)  
S Aug 02 (215)  

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Scheduled activities for Week 32:

M Aug 03 (216)  Ahead: 180 degree roll for observation of Betelgeuse, 16-18 UT
T Aug 04 (217)  
W Aug 05 (218)  
T Aug 06 (219)  
F Aug 07 (220)  Ahead: 3 links/operator link test with station 14
S Aug 08 (221)  
S Aug 09 (222)  

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Scheduled activities for Week 33:

M Aug 10 (223)  
T Aug 11 (224)  Ahead: Momentum dump, 21:00 UT
W Aug 12 (225)  
T Aug 13 (226)  
F Aug 14 (227)  
S Aug 15 (228)  
S Aug 16 (229)  

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Scheduled activities for Week 34:

M Aug 17 (230)  
T Aug 18 (231)  
W Aug 19 (232)  
T Aug 20 (233)  
F Aug 21 (234)  
S Aug 22 (235)  
S Aug 23 (236)  

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Scheduled activities for Week 35:

M Aug 24 (237)  
T Aug 25 (238)  
W Aug 26 (239)  
T Aug 27 (240)  
F Aug 28 (241)  
S Aug 29 (242)  
S Aug 30 (243)  

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Scheduled activities for Week 36:

M Aug 31 (244)  
T Sep 01 (245)  
W Sep 02 (246)  
T Sep 03 (247)  
F Sep 04 (248)  
S Sep 05 (249)  
S Sep 06 (250)  

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Scheduled activities for Week 37:

M Sep 07 (251)  Labor Day
T Sep 08 (252)  
W Sep 09 (253)  
T Sep 10 (254)  
F Sep 11 (255)  
S Sep 12 (256)  
S Sep 13 (257)  

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Scheduled activities for Week 38:

M Sep 14 (258)  
T Sep 15 (259)  
W Sep 16 (260)  
T Sep 17 (261)  Ahead: Momentum dump, 21:45 UT
F Sep 18 (262)  
S Sep 19 (263)  Ahead: COR2 pB, EUVI 171A deep exposures (PSP quadrature)
S Sep 20 (264)	Ahead: COR2 pB, EUVI 171A deep exposures (PSP quadrature)

Notes:

* Betelgeuse visible in SECCHI HI2 without roll, Sep 16-Nov 18

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Scheduled activities for Week 39:

M Sep 21 (265)  Ahead: COR2 pB, EUVI 171A deep exposures (PSP quadrature)
T Sep 22 (266)  Start of Parker Solar Probe perihelion pass
W Sep 23 (267)  
T Sep 24 (268)  
F Sep 25 (269)  
S Sep 26 (270)  
S Sep 27 (271)	Ahead: COR2/EUVI deep field campaign

Notes:

* Parker Solar Probe perihelion pass, Sep 22-Oct 2.

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Scheduled activities for Week 40:

M Sep 28 (272)  Ahead: COR2/EUVI deep field campaign
T Sep 29 (273)  Ahead: COR2/EUVI deep field campaign
W Sep 30 (274)  Ahead: COR2/EUVI deep field campaign
T Oct 01 (275)  
F Oct 02 (276)  End of Parker Solar Probe perihelion pass
S Oct 03 (277)  
S Oct 04 (278)  

Notes:

* Parker Solar Probe perihelion pass, Sep 22-Oct 2.

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Scheduled activities for Week 41:

M Oct 05 (279)  Ahead: Stepped calibration roll, 07:45 UT
T Oct 06 (280)  
W Oct 07 (281)  
T Oct 08 (282)  
F Oct 09 (283)  
S Oct 10 (284)  
S Oct 11 (285)  

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Scheduled activities for Week 42:

M Oct 12 (286)  
T Oct 13 (287)  
W Oct 14 (288)  
T Oct 15 (289)  
F Oct 16 (290)  Ahead: Project Interface Test with station 56
S Oct 17 (291)  
S Oct 18 (292)  

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Scheduled activities for Week 43:

M Oct 19 (293)  Ahead: SECCHI observations of Betelgeuse, 12-14 UT
T Oct 20 (294)  
W Oct 21 (295)  
T Oct 22 (296)  
F Oct 23 (297)  
S Oct 24 (298)  
S Oct 25 (299)  14th anniversary of the launch of STEREO

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Scheduled activities for Week 44:

M Oct 26 (300)  Ahead: SECCHI observations of Betelgeuse, 12-14 UT
T Oct 27 (301)  
W Oct 28 (302)  
T Oct 29 (303)  Ahead: Momentum dump, 15:00 UT
F Oct 30 (304)  
S Oct 31 (305)  
S Nov 01 (306)  Daylight savings time ends in US.

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Scheduled activities for Week 45:

M Nov 02 (307)  
T Nov 03 (308)  
W Nov 04 (309)  
T Nov 05 (310)  
F Nov 06 (311)  
S Nov 07 (312)  
S Nov 08 (313)  

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Scheduled activities for Week 46:

M Nov 09 (314)  
T Nov 10 (315)  
W Nov 11 (316)  Veteran's Day
T Nov 12 (317)  
F Nov 13 (318)  
S Nov 14 (319)  
S Nov 15 (320)  

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Scheduled activities for Week 47:

M Nov 16 (321)  Start of Solar Orbiter conjunction w/STEREO obs. window
T Nov 17 (322)  Ahead: EUVI-EUI cross calibration
W Nov 18 (323)  Ahead: EUVI-EUI cross calibration
T Nov 19 (324)  
F Nov 20 (325)  
S Nov 21 (326)  End of Solar Orbiter conjunction observation window
S Nov 22 (327)  

Notes:

* COR2/Metis cross-calibration, Nov 16-22

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Scheduled activities for Week 48:

M Nov 23 (328)  
T Nov 24 (329)  
W Nov 25 (330)  
T Nov 26 (331)  Thanksgiving
F Nov 27 (332)  
S Nov 28 (333)  Ahead: Return-to-service track with station 54
S Nov 29 (334)  

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Scheduled activities for Week 49:

M Nov 30 (335)  
T Dec 01 (336)  
W Dec 02 (337)  
T Dec 03 (338)  
F Dec 04 (339)  
S Dec 05 (340)  
S Dec 06 (341)  

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Scheduled activities for Week 50:

M Dec 07 (342)  
T Dec 08 (343)  
W Dec 09 (344)  Ahead: Momentum dump, 19:00 UT
T Dec 10 (345)  
F Dec 11 (346)  
S Dec 12 (347)  
S Dec 13 (348)  

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Scheduled activities for Week 51:

M Dec 14 (349)  
T Dec 15 (350)  
W Dec 16 (351)  
T Dec 17 (352)  
F Dec 18 (353)  
S Dec 19 (354)  
S Dec 20 (355)  

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Scheduled activities for Week 52:

M Dec 21 (356)  Ahead: SECCHI stepped calibration roll, 13:30 UT
T Dec 22 (357)  
W Dec 23 (358)  
T Dec 24 (359)  
F Dec 25 (360)  Christmas
S Dec 26 (361)  
S Dec 27 (362)  

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Scheduled activities for Week 53:

M Dec 28 (363)  
T Dec 29 (364)  
W Dec 30 (365)  
T Dec 31 (366)  
F Jan 01 (001)  New Year
S Jan 02 (002)  
S Jan 03 (003)  

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Plans last modified Tuesday, 05-Jan-2021 19:21:32 UTC
Last Revised: Tuesday, 07-Jan-2020 19:37:38 UTC
Responsible NASA Official: [email address: Therese.A.Kucera<at>nasa<dot>gov]
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