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STEREO Coordinated Observations Calendar

Archived plans: 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026

Below, please find the current plans for STEREO operations. All dates and times are UTC unless otherwise specified. More detailed plans can be found in the weekly schedules (Ahead, Behind). Other planning resources are also provided. This page is also available as plain text.

Contact information for coordinated observation requests can be found on the Solar JOP guidelines page.

These pages gives information about possible STEREO support for Parker Solar Probe and Solar Orbiter. Here is also Information about STEREO-A close approach to Earth, August 2023

Links to planning and scheduling pages for other missions: SOHO, Hinode, NSO, VLA, EISCAT, Max Millenium, ISTP Planning.

Information about reduced science operations during the solar conjunction period between August 2014 and November 2015 can be found here.

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Scheduled activities for Week 24:

M Jun 08 (159)  
T Jun 09 (160)  
W Jun 10 (161) End of PSP perihelion pass  
T Jun 11 (162) Ahead: Momentum dump, 13:40
F Jun 12 (163)
S Jun 13 (164)
S Jun 14 (165)

Notes:

* Parker Solar Probe perihelion pass, Jun 4-10
    - COR2 5-min pB (Q w/ STA), Jun 5-6 00:00 - 12:00
    - COR2 15-min pB (Q w/ STA), Jun 5-6 14:00 - 22:00
    - COR2 deep field (36 sec exp/5-min cadence) (Radial +Q w/STA), Jun 7-10

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Scheduled activities for Week 25:

M Jun 15 (166)
T Jun 16 (167)
W Jun 17 (168)
T Jun 18 (169)
F Jun 19 (170)
S Jun 20 (171)
S Jun 21 (172)

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Scheduled activities for Week 26:

M Jun 22 (173)
T Jun 23 (174)
W Jun 24 (175)
T Jun 25 (176)
F Jun 26 (177)
S Jun 27 (178)
S Jun 28 (179)

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Scheduled activities for Week 27:

M Jun 29 (180)
T Jun 30 (181)
W Jul 01 (182)
T Jul 02 (183)
F Jul 03 (184)
S Jul 04 (185) Independence Day holiday
S Jul 05 (186)

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Scheduled activities for Week 28:

M Jul 06 (187)
T Jul 07 (188)
W Jul 08 (189)
T Jul 09 (190)
F Jul 10 (191)
S Jul 11 (192)
S Jul 12 (193)

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Scheduled activities for Week 29:

M Jul 13 (194)
T Jul 14 (195)
W Jul 15 (196)
T Jul 16 (197)
F Jul 17 (198)
S Jul 18 (199)
S Jul 19 (200)

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Upcoming events:

2026:

* Aug 4-14              Solar Orbiter Remote Sensing Window 28
* Aug 15-25             Solar Orbiter Remote Sensing Window 29
* Sep 1-9               Parker Solar Probe perihelion pass
* Sep 11-21             Solar Orbiter Remote Sensing Window 30
* Nov 28-Dec 6          Parker Solar Probe perihelion pass
* Dec 24                Solar Orbiter Venus flyby

2027:

* Feb 25-Mar 4          Parker Solar Probe perihelion pass
* Feb 8                 Solar Orbiter Perihelion
* May 24-31             Parker Solar Probe perihelion pass
* July 7                Solar Orbiter Perihelion
* Aug 21-28             Parer Solar Probe perihelion pass
* Nov 17-24             Parker Solar Probe perihelion pass
* Dec 4                 Solar Orbiter Perihelion

2028:

* Feb 14-21             Parker Solar Probe perihelion pass
* Mar 18                Solar Orbiter Venus flyby
* May 8                 Solar Orbiter Perihelion
* May 12-19             Parker Solar Probe perihelion pass
* Aug 8-15              Parker Solar Probe perihelion pass
* Oct 5                 Solar Orbiter Perihelion
* Nov 5-12              Parker Solar Probe perihelion pass

2029:

* Jun 10		Solar Orbiter Venus flyby
* Jun 30		Ahead: Mercury transit

2030:

* Sep 3			Solar Orbiter Venus flyby

 

Plans last modified Tuesday, 09-Jun-2026 16:57:28 UTC


Last Revised: Tuesday, 06-Jan-2026 21:38:40 UTC
Responsible NASA Official: [email address: Therese.A.Kucera<at>nasa<dot>gov]
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